Reviews Ultrasonic Level Meter

Liquid Level Sensor，Wireless Ultrasonic Tank Liquid Depth Level Meter Ultrasonic Level Gauge Water Tank Level Gauge with Temperature Display

  • 【PRODUCT PARAMETERS】 Indoor Temperature Range: 0~60℃.
  • Transmission Range: 100 meters(300 feet)in open area..
  • 【DETECTION FUNCTION】The ultrasonic level gauge transmits wirelessly within 100 meters of an open area. It can detect the height of the page in the tank, the temperature in the relevant area, the over-limit alarm in the tank, and record the minimum/maximum value of the tank body level..
  • 【HIGHLY ACCURATE】High stability, high sensitivity non contact liquid level sensor , strong anti-interference ability, free from external electromagnetic interference, special treatment for power frequency interference and common mode interference, to be compatible with 5V power adapters on the market..
  • 【INSTALLATION LOCATION】You can hang the receiver unit on a wall or pull out the stand and place it on your kitchen bench top, table or desk. View your room's temperature, tank temperature and water level.When the sensor is installed, keep at least 0.5m away from the water surface! Suitable for all non-corrosive liquid..
Check Stock

Mini Essential Oil Diffuser Aromatherapy Diffuser for Room, 7 Color Night Lights, 2 Mist Options, Ultrasonic Silent, Auto Shut-Off, Cool Mist Humidifier for Office, Home, Bedroom, Study, Yoga

  • ...dor and protect your family from over-dry air, microorganism, allergen, dust, etc..
  • Qiaodiren Ultrasound Aromatherapy diffuser is the best oil diffuser, can work continuously 8 to 10 hours! It is made from the best PP material on the market, and the oil resistant corrosion is.
  • High-precision essential oil ingredient: ultrasonic atomization technology, directly atomizing water and essential oil into nanometer level, delicate college.
  • Multiple protection, automatic monitoring of water levels, overheating automatic shutdown system, safe and provincial heart.This is a wonderful anniversary/birthday/Halloween/Valentine/Christmas gift for relatives, children, friends, teachers and classmates. Included packaging: 1x ultrasonic humidifier, 1x USB cable (Without plug adapter), 1x user manual, 1x packing box..
  • 【Specially worth noting】: The water level of our QIAODIREN A3 aromatherapy diffuser must be lower than the highest water level line, otherwise there will be small spray amount, and when moving after moving, it is easy to pour the water into the fan. In the protective port, it causes the water to flow out from bottom. It is highly recommended -- After placing it, and then start to add water and start using it. (Even if you need to move, you need to parall....
Check Stock

VEVOR Ultrasonic Cleaner 58L-130L Lab Industrial Ultrasonic Cleaners Ultrasonic Parts Cleaner with Heater Timer Professional Cleaning Machine for Industrial Business Using (27 L)

  • Premium Quality: Large ultrasonic cleaner, water tank capacity: 77L.
  • Frequency: 40KHz. The cleaning tank is made of industrial-grade stainless steel..
  • Cleaning Ability: The ultrasonic vibration processing method is used. The built-in powerful transducer can enhance Ultrasonic power. The cleaning frequency of 40KHz can remove the stains on the items in a few seconds, improve the cleaning efficiency, and do not damage the items..
  • Heating Function: The heating temperature of this digital ultrasonic cleaner: 0-80 ℃(adjustable). Heating can reduce the adhesion strength of oil and wax to specific materials to be cleaned, thereby improving the cleaning effect..
  • Digital Control Panel: Digital timer and temperature display for precise washing time and temperature control. The knob power can be adjusted. The Ultrasonic Power is adjusted for correct cleaning to prevent excessive force from damaging the surface of precision parts..
  • User-Friendly Design: This professional ultrasonic cleaner is designed for better use: with a valve and 1-meter long pipe for water discharge. There are also stainless steel cleaning baskets, heat dissipation design, mobile casters, and stainless steel lids..
Check Stock

Protmex Sound Level Meter, 30-130dBA 30Hz-8KHz Decibel Meter with Large LCD Screen, Temperature and Humidity Measuring, A Weighting Mode, MAX/MIN, Fast/Slow, Data Hold, Backlight, Auto-Off Functions

  • 【Affordable 3-in-1 Multifunctional Sound Level Meter】Our HT602A sound level meter is designed to the needs of the average consumer, with the functions most users need while eliminating unnecessary functions. A three-in-one noise meter with sound level, temperature, and humidity measurement functions, which can meet most of the consumers’ needs.
  • 【Extra Large LCD Screen& Backlight Function】The Digital Sound Level Meter has a large, clear LCD backlight display that can clearly show the measurement. Turn on the backlight to get the reading easily during the night and reduce the damage to the eyes.
  • 【Fast/Slow Time Weighted Selection Sound Meter】”FAST” mode response in 125 Milliseconds.
  • “SLOW” mode response in 1 second. +/-1.5dB Accuracy with 0.1dB Resolution. Frequency ranges from 30Hz to 8KHz.
  • 【Max/Min/Data Hold Function Decibel Meter】The Protmex sound level meter is easy to know the MAX and MIN dB levels recorded by the meter.
  • the decibel reader and recorder can freeze the reading on the display without worrying that the reading is too fast to record.
  • 【Wide Application Sound Decibel Meter】The decibel meter can be used in many environments and is also suitable for noise engineering, product quality control, health preventio....
Check Stock

Yard Sentinel Outdoor Ultrasonic Animal Repeller with Strobe Light, Motion Sensor, Adjustable Volume, Waterproof, Extension Cord, Powerful Repel Cat, Squirrel, Raccoon, Skunk, Rabbit, Fox, Deer, Etc.

  • ☀【2021 UPDATe TECHNOLOGY】: The dual ultrasonic and electromagnetic chips of our ultra sonic pest repell-ers emit frequencies ultrasonic interfering the auditory and nerve system of the pest, making them feel uneasy and uncomfortable so that pests, mice, rodents and mosquitoes away from your home..
  • ☀【SAFE FOR HUMAN & PETS】: The ultrasonic frequency of the electronic mosquito repellent is inaudible to humans and pets, environmental-friendly,The rodent repellent ultrasonic plug-in does not eliminate insects, but removes them from the covered area without using chemicals or smoke, which is an ideal choice for anyone who does not want to clean up for a long time..
  • ☀【WIDE EFFECTIVE COVERAGE】 This rodent repellent indoor ultrasonic is suitable for 1600 square feet of area, It's widely used in homes, warehouses, offices, gardens, hotels, etc. We recommend you to install one for each room because the ultrasound cannot penetrate walls and solid objects. But for areas with serious Vermin, we suggest install 2 or more pest repeller. They aren't effective for other rooms if you just install mosquito repeller at the room..
  • ☀【Easy To Use】Simply plug in our ultrasonic pest repeller, It works when you notice the hazy glow. This machine shoul....
Check Stock

Decibel Meter, LONVOX Digital Sound Level Meter with 30 to 130 dBA Measuring Range, Backlit LCD Display, MAX/MIN Noise Measurement, Data Hold, SPL Meter for Classroom, Noisy Neighbor, Office, Factory

  • [Broad Measuring Range & High Precision] – LONVOX Decibel Meter features a highly sensitive and precise condenser microphone that is capable to measure noise levels from 30 to 130 dB with an accuracy of ±1.5 dB. The dB meter is A-weighted, which is ideal for the measurement of environmental noise, such as traffic noise, baby room noise, classroom noise, home theater noise, industrial noise, and so forth. The sampling rate is 2 times per second, which is ideal for dB tests in various contexts..
  • [Backlit LCD Display & Versatile Uses] – LONVOX sound level meter features a large backlit LCD display with 4 digits and 0.1 dB resolution, ensuring readouts are clearly visible, and easy operation in a low-light environment. When sound levels exceed the setup value, the backlit display will keep flashing as a visual alarm. Maximum or minimum dB level can be assessed by the sound meter. The data hold function can freeze the current readout of sound measurement based on personal needs..
  • [Ergonomic & Lightweight Design] – The sound pressure level (SPL) meter is light in weight and compact in size, which is easy to carry. The lightweight design allows long-time operation with less muscle fatigue. The compact design ensures the noise meter fits into your hand ....
Check Stock

Ultrasonic Pest Repeller 6 Packs Electronic Plug in Indoor Sonic Repellent pest Control for Bugs Roaches Insects Mice Spiders Mosquitoes

  • Latest Ultrasonic Technology with Upgraded Chip: Adopting the latest ultrasonic chip to impact mice, rats, spiders, fleas, cockroaches, ant, flies, mosquitoes on their hearing and nervous system to make them unpleasant and uncomfortable, which will drive them away from your home and make them don't dare to come close to your home anymore. What's more, this pest repellent won't kill the pests..
  • FRIENDLY AND ECONOMICAL - This electronic pest repeller is friendly for human and our lovely pets like dogs and cats. Odorless, noiseless and no radiation.Pest control uses sound waves to drive pest and rats away without killing them leaving nasty dead insects or rodents behind for you to deal with..
  • Easy to Use and Install: Simply plug in our ultrasonic pest repeller, It works when you notice the hazy glow. This machine should be installed 10-30inch away from the floor, and no other obstacles around within 1 meter..
  • Coverage Area: The maximum coverage of our ultrasonic pest repeller is up to 1200 square meters. Due to the solid walls that will weaken the effect of the ultrasonic wave, we suggest using 1 unit per average-sized room with a pest problem. Additional units will be required in larger areas..
  • Multipurpose&Energy-Saving: Costs less than $10 a year in elec....
Check Stock

SpaRoom Piccolo Essential Oil Diffuser for Small Rooms with 7 Different Light Settings

  • Ultrasonic Aromatherapy Diffuser: Featuring a sleek, spiraling design, this Ultrasonic Diffuser produces calming, aromatic mist that covers small rooms up to 150 sq ft of space with its 100 mL water tank capacity.
  • Create a Relaxing Atmosphere: Transform your room with just a few drops of essential oil: Features 7 light modes to choose from.
  • Choose between rotating color, freeze color, and off light modes.
  • Safe and Easy to Use: Includes an automatic shut off for safety and a 1.5-meter USB cord for easy setup.
  • Provides continuous mist for up to 8 hours and intermittently for up to 16 hours.
  • All Things Aromatherapy: We're the world's leading expert in all things Aromatherapy and we carry a full line of ultrasonic and reed diffusers, essential oils, blended fragrances, air freshener sprays, bath bombs and hand sanitizers.
  • Smell Good, Feel Great, Live Better: Powered by essential oils, botanicals and premium ingredients, we make it simple for anyone to have a luxurious and customized experience, making your space, your spa.
Check Stock

Hu-Friedy UPSW Symmetry IQ Spanner Wrench, 8-5 mm (Pack of 2)

  • 1. Ultrasonic cleaner has a professional ultrasonic cleaner with 40kHz ultrasonic, which thoroughly cleans and removes stains on jewelry. Ultrasound will not damage valuables.
  • 2. One-button start the ultrasonic cleaning machine, anyone can use it easily, if the jewelry, glasses or watch are too dirty. If you need to wait a few minutes, the effect of using detergent is better.
  • 3. Portable ultrasonic cleaner, multi-level cleaning mode, capacity of 400ml, can clean many items, 21.5x9.5x8.6cm size allows you to put the glasses cleaner into the bag, and then carry it with you.
  • 4. Ultrasonic cleaner is waterproof and dustproof-omni-directional double-layer structure design + no hard contact design of the sink to achieve noise reduction effect, while running efficiently, the machine is more stable and less noise.
  • 5. Jewelry cleaning ultrasonic equipment to clean jewelry, necklaces, rings, earrings, glasses, bracelets, dentures, toothbrushes, razor blades, metal straps, waterproof watches.
Check Stock

2pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino Uno R3 Mega 2560 Nano Raspberry Pi 3 Smart Robotics Projects

  • HC-SR04 Ultrasonic Sensor Distance Module:using IO trigger for at least 10us high level signal..
  • The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back..
  • If the signal back,through high level,time of high output IO duration is the time from sending ultrasonic to returning.Test distance = (high level time velocity of sound (340M/S)/2..
  • Resolution:0.3 cm,Module precision:blind spots (2cm)-SUPER CLOSE..
  • The module performance is stable,measure distance accurately.SRF05,SRF02 ultrasonic ranging module comparable.This module is compatible with GH-311 anti-theft module..
Check Stock

Ultrasonic Pest Repeller (6 Packs) 2022 Newest Electronic Bug Repellent Plug in, Mosquito Repellent Indoor, Electronic Pest Control for Ant, Mosquito, Mice, Spider, Roach, Rat, Flea, Fly

  • Latest Ultrasonic Technology with Upgraded Chip: Adopting the latest ultrasonic chip to impact mice, rats, spiders, fleas, cockroaches, ant, flies, mosquitoes on their hearing and nervous system to make them unpleasant and uncomfortable, which will drive them away from your home and make them don't dare to come close to your home anymore. What's more, this pest repellent won't kill the pests..
  • FRIENDLY AND ECONOMICAL - This electronic pest repeller is friendly for human and our lovely pets like dogs and cats. Odorless, noiseless and no radiation.Pest control uses sound waves to drive pest and rats away without killing them leaving nasty dead insects or rodents behind for you to deal with..
  • Easy to Use and Install: Simply plug in our ultrasonic pest repeller, It works when you notice the hazy glow. This machine should be installed 10-30inch away from the floor, and no other obstacles around within 1 meter..
  • Coverage Area: The maximum coverage of our ultrasonic pest repeller is up to 1200 square meters. Due to the solid walls that will weaken the effect of the ultrasonic wave, we suggest using 1 unit per average-sized room with a pest problem. Additional units will be required in larger areas..
  • Multipurpose&Energy-Saving: Costs less than $10 a year in elec....
Check Stock

AOICRIE 5pcs HC-SR04 Ultrasonic Sensor Distance Module for Nano Robot XBee ZigBee by ElecRight for Ultrasonic Proximity Sensors Motion Detectors (5PCS)

  • Test mode :HC-SR04 ultrasonic sensor can send eight 40 kHz and detect whether there is any pulse signal back.If it back, a high level signal will be outputed by IO, and the duration of the signal is the time from sending ultrasonic to returning..
  • HC-SR04 Ultrasonic Sensor Distance Module: using IO trigger for at least 10us high level signal..
  • Quiescent current: less than 2mA, Test distance = ((Duration of high level)*(Sonic :340m/s))/2..
  • The detection zone: 0.78~196 in/ (2cm~500cm).
  • High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15°.
Check Stock

Anti Barking Device, Rechargeable Bark Control Device with Effective 4 Frequency Levels and Adjustable Sensitivity, Mini Automatic Ultrasonic Dog Barking Control Devices for Most Dogs (Black)

  • 【】The rcxdalksdcilp mini bark control uses ultrasonic technology that allows humans to hear a slight sound but is not affected by the sound. When the sound starts, the dog will notice the sound and other family members or neighbors will not be worried about being affected. Ultrasound does not impose substantial penalties on the dog..
  • 【 】The built-in pickup can detect the dog's barking, and the dog barking control device will automatically emit ultrasonic waves that the dog can hear, effectively training your dog to stop excessive and noisy barking. After the dog stops, the ultrasonic barking control device automatically stops emitting ultrasonic waves..
  • 【 】The barking control device ultrasonic has a choice of 4 sensitivities. The environment can be set up with the best suitable gear, the induction distance can be selected, adjust the sensitivity to achieve. Level 1 is the least sensitive and level 4 is the most sensitive..
  • 【 】The rechargeable anti barking device ultrasonic has 4 frequencies to choose from, Each dog could choose the suitable frequency (15KHZ-30KHZ), and if the dog was not sensitive to ....
Check Stock