Reviews Level Measurement

ORAPXI Salt Water Pool Tester Professional Salinity Meter for Sodium Chloride Swimming Pool and Spa Salt Tester Range 0-9000ppm

  • Check the Salt Concentration of Pool- Helpful in determining salt level in pool with salt chlorinator generator.
  • Most saltwater pool require salt level of 2400ppm~4500ppm（as sodium chloride）in pools. This tester with a range from 0~9000ppm, which meets measurement requirement for pool..
  • More Accurate Measurement Result- The salt detection tool with an LCD backlight display, can display the measurement results clearly and intuitively. Compared with salt test strip, it is more convenient to use and can be reused..
  • Application- Works only for salt water pools/swimming pools/spas. Will NOT work for marine/salt water fish tank/food salt level testing..
  • Backlight Display with Alerts- When the salt level is less than 2700ppm or higher than 3400ppm, the green backlight display will change to red to alert you. Because if the salt level is too low, salt generator will not produce the correct amount of chlorine.
  • if the salt level is too high, may cause damage to saltwater pools..
  • Easy to Use- Just dip electrode into the saltwater pool or take a cup of sample for measurement, and then obse....
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Devil s Protractor [Explicit]

  • Precise angle and/or slope measurement with angle meter, bubble level, laser level with Accelerometer or Rotation Vector Sensor. (Check sensor....
  • Option to measure angle or slope on surfaces not parallel to ground with relative angle measurement mode..
  • 2 orientation axis for measurement.(Move your device left/right or back/forward direction to measure angle).
  • Option to measure difference between 2 separate measurements with difference measurement mode..
  • Option to measure angles using very accurate Rotation Vector Sensor, or Accelerometer..
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Decibel Meter, Tadeto Digital Sound Level Meter Portable SPL Meter 30dB to 130dB Backlight LCD Display, MAX/MIN Noise Measurement, Data Hold, A/C Mode for Classroom, Office, Factory

  • 【Accurate Measurement】 The measuring range of the sound level meter is 30dB to 130dB and shifting function(5 adjustable measurement ranges) . Highly accurate with ± 1.5 dB. Real-time monitoring can give you accurate data on the sound level in the area..
  • 【A/C Weighted Measurement】 The A weighted simulates the frequency characteristics of low-intensity human ear noise, which is suitable for the detection of ambient noise. The C weighted simulates the frequency properties of high-intensity noises of the human ear, which are suitable for the sound pressure analysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience..
  • 【Fast and Slow Measurement】 The sound level meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 0.125s/time for general environmental measurement. The slow response rate uses a 1s/time constant, which is used for environmental measurements with relatively large changes in noise levels..
  • 【Backlight Display 】 Large backlight LCD digital display, the reading effect is clearer in dark places. When the battery is low, the LCD display will display a low voltage icon, indicating that the power is low at....
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Handheld Sound Level Meter,LCD Decibel Meter,Mini Digital Noise Meter,Decibel Tester,Decibel Alarm,with Red Black Light Alarm and Sound Alarm,Range 30-130dBA

  • This instrument is high precision sound level meter, accuracy up to ±1.5dB,resolution: 0.1dB.Temperature measurement function and Temperature unit selection(℃/℉)..
  • Red back light alarm and sound alarm function. This digital sound level meter with stable and reliable performance.Wide measurement range from 30dB to 130dBA.There will be a alarm warning when the measurement data exceeds the standard..
  • Data hold function, maximum and minimum value measurement. LCD display with backlight, convenient to use at night..
  • Low battery indication, automatic & manual power off function. Compact and light, convenient to hold and carry..
  • Equipped with sponge ball for sensor protection. Applications includes: Environmental measurement, law enforcement, work place design, sound level analysis of machinery and engines..
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Digital Sound Level Meter,Sound Meter for Classroom Home Street,30-130dBA dB Meter to Measure Noise,Noise Decibel Reader,Audio Sound Tester,Sound Testing equipmetent,Sound Measurement Device

  • 【Widely Used】The noise meter is the use of environmental sound level instrument, can be widely used in such as factories, workshops, schools, residential, office areas, traffic roads, audio and other occasions of sound level measurement. Also suitable for noise engineering, product quality control, health,prevention and control..
  • 【Accurate Measurement】Measuring Range:30~130dB.
  • 【A Weighted Measurement】 A Weighted network (automatic switching range display).
  • 【Fast/Slow mode selection】Press the MODE key, you can convert the response speed of the noise meter, FAST fast, SLOW slow.
  • 【MAX/MIN Measurement】Press RANGE key to measure the maximum value of MAX and minimum value of MIN.
  • 【Result Hold】The measurement result (HOLD) function.
  • Press the HOLD key to hold the measured sound level value.
  • 【Sound level OVER or UNDER indicates】If the display displays “UNDER” or “OVER” characters, the sound level is lower than 30dB or higher than 130dB..
  • 【LCD with backlight】After power-on, the backlight will automatically light up and turn off after 30 seconds. Press the backlight button to turn on the backlight..
  • 【Automatic SHUTDOWN】3 minutes after the stop button, the meter....
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eOUTIL Digital Level Angle Finder Waterproof IP65 Protractor Angle Gauge Inclinometer with V-Groove Magnetic Base/0~360 Degree

  • V-groove Magnetic Base: This magnetic V-groove base of digital angle gauge can be firmly attach to ferrous metal surfaces like pipe, steel construction framing, metal fabrication. Rugged durable aluminum frame for precision leveling measurement.
  • Absolute & Relative Measurement: This digital protractor has absolute angle measurement to test whether the working surface is on the level to check roof slopes, wheel alignment, etc. Moreover, this magnetic level lets you check the relative angles between the surfaces.
  • High Accuracy: Accurate to the ±0.1° at 0° and 90°.
  • ±0.2° at other angles. Displays angle and bevel readings in degrees, pitch IN/FT, mm/M, and percent slope. With reading hold function, it is convenient to record by this level digital inclinometer bevel box. Moreover, you can have an accurate measurement of the angles between two measured surfaces.
  • Backlight LCD Display With Audio Indicator: Featuring a large, bright LCD display you can easily read the measurements whatever the light conditions. The display value reverses automatically when the electronic level is upside down. Acoustic signal routing via beeps when you reached 0° or 90°.
  • IP65 Waterproof And Dust-proof Level: It has IP65 protection which makes it suitable for use in harsh ....
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AUGOCOM RY S110 CATV Cable TV Handle Signal Level Meter DB Best Tester 47-870MHz

  • 【Multi-Function TV Signal Meter】RY S110 CATV Cable TV Handle Signal Level Meter is an instrument used for the construction and maintenance of analog TV / digital TV, and the measurement of TV signal level and power level. It is widely applied in the routine maintenance of the CATV system.
  • slope measurement,voltage measurement,measurement of C/N ratio..
  • 【How to switch the meters Channel to US Channel?】Enter VOLT and then press ./Z button, and the right corner please switch to 2ch, then you entered US channel..
  • 【Customized Barrel】We have received customer's feebdack before that the barrel come with original package is not compatible, so we have customize the barrel. And now purchase our S110 TV Signal Meter can get the customized barrel for free..
  • 【Wide Test Range】U.S. Standard Channel USA STD-CATV/U.S. digital standard channels USA STD-CATV ,Range of frequency: S110 47MHz ~ 870MHz ..
  • 【Worth to Own】S110 employs high brightness back-light operating modes, with clear LCD screens, dual-channel measurement display, so it is convenient and pragmatic.
  • besides, numeric keypad input allows it easy to operate..
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WORKPRO Conduit Bending Level, Magnetic Level, Pipe Level, Bubble Vial for 90° Measurement, Aluminum Alloy Construction, 2.5-inch, Cobalt Blue

  • High Accuracy: Accurate to the ±0.1° at 0° and 90° and ±0.2° from -1-89°. Measure slope angles 4 x 90˚ (total 360˚).
  • Bright LCD Display: Large bright green LCD display provides better visibility, so you can easily read your measurements all day and night, even in the darkest spaces. The display value reverses automatically when the electronic level is upside down.
  • Two Measuring Modes: Press "hold" button to enter absolute angle mode, the value will hold for easy to read. Press the "REF" button to achieve relative measurement mode.
  • Three Measuring Units: This inclinometer provides three different units of measurement selections: degrees, % grade, IN/FT. You can change the required units in your measurement.
  • Audible Indicator: This level will buzz when the level is getting close to plumb or level, help to achieve level and 90 degrees when your eyes can't see the display (This version has no magnetic function).
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Quicksilver 802878Q54 Enamel Spray Paint Leveler

  • 【Easy to Use Construction Tool】RONGPRO laser level for picture hanging with one button operation makes it easy to select Horizontal or Vertical line for indoor or outdoor use. One button controls the laser lines, you could get any angles of the measurement target. Ideal for tile alignment, wall studding, windows, doors, etc..
  • 【Self Leveling Feature】If you are struggling to make laser beam level when you use it,which would waste your much time.This level laser tool could self leveling when located on an inclined surface within 4 °. If the surface inclines over 4 °, the laser will flash to indicate out-of-level condition to remind you to adjust the location of laser leveler tool, which is very easy to use and save your much precious time..
  • 【Multifunction Operation Modes】3 laser level line has two switching models:lock and unlock.Each of them has three measurement modes: vertical laser ,horizontal laser line,cross laser line.Switchable horizontal and vertical red beam laser tool could lock the vertical,horizontal and angle position of the measurement target quickly..
  • 【Green Level Laser With Visibility and High Precision】RONGPRO green laser level takes upgraded chip tech to deliver maximum line laser visibility up to 50ft with 2 times....
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PREXISO Digital Level, 11.5'', Angle Slope with LCD Display, 360° Electronic Bubble Inclinometer, Vertical & Horizontal Spirit Bubble for Construction Carpenter Craftsman Renovation Home Professional

  • High Accuracy: Accurate to the ±0.1° at 0° and 90° and ±0.2° from -1-89°. Measure slope angles 4 x 90˚ (total 360˚).
  • Bright LCD Display: Large bright green LCD display provides better visibility, so you can easily read your measurements all day and night, even in the darkest spaces. The display value reverses automatically when the electronic level is upside down.
  • Two Measuring Modes: Press "hold" button to enter absolute angle mode, the value will hold for easy to read. Press the "REF" button to achieve relative measurement mode.
  • Three Measuring Units: This inclinometer provides three different units of measurement selections: degrees, % grade, IN/FT. You can change the required units in your measurement.
  • Audible Indicator: This level will buzz when the level is getting close to plumb or level, help to achieve level and 90 degrees when your eyes can't see the display (This version has no magnetic function).
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PLS 5R 5-Point Red Tool

  • ...ious operation steps, choose our green laser could save you lots of time and make your job easier. BEETRO laser level for picture hanging with one button operation makes it easy to select Horizontal or Vertical line for indoor or outdoor use. One button controls the laser lines, you could get any angles of the measurement target..
  • 【Two-Mode 】: BEETRO 3 laser level line has two switching models: lock and unlock. Each of them has three measurement modes: vertical laser, horizontal laser line, cross laser line. Switchable horizontal and vertical beam laser tool could lock the vertical, horizontal and angle position of the measurement target quickly. Laser class 2, Max Output 1mW.
  • 【Portable and Durable 】: Our BEETRO Laser Level is small and compact, perfect for both small DIY projects (hanging picture frames, mounting shelves, etc.). The EVA storage bag can protect it from suddenly dropping and scratching..
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General Tools 29 Plastic Protractor and Angle Finder, Outside, Inside, Sloped Angles, 0° to 180° , Yellow

  • The digital level is more precise and often easier to use than old-school models with bubble vials.2.2” digital level's versatility and accuracy make it a must-have tool..
  • Strong Stable Magnetized Base---The bevel gauge with V-Groove strong magnetized base allowing you attach the cube directly to any ferrous metal surface, even a curved surface..
  • Easy to Read---Digital level has upgraded LCD screen, the measured values displayed are clearer and brighter, even in the dark does not affect reading..
  • Two Measurement Modes---Absolute angle mode and relative measurement mode, press the "ZERO" button to achieve relative/absolute measurement interchange at any position, could not be easier.This sturdy mini tool also functions as an inclinometer, protractor, and a level and bevel gauge..
  • Portable & Lightweight---eOUTIL digital inclinometer has portable size, it's convenient to carry and co-work with other measuring tools and enlarge measuring range. It is compact and very much affordable..
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Mengshen Decibel Meter, Digital Sound Level Meter Handheld Audio Noise SPL Meter Tester with LCD Display Measuring 30-130dB (9V Battery Included)

  • 【Sensitive Sensor】0.5s response time, no contact. Can measure noise level under any circumstances, quickly display accurate measurement result..
  • 【LCD Display】Large clear LCD backlight display, easy for reading enen during night. Low radiation, reduce the damage to the eyes..
  • 【Accurate Measurement】Measuring Range 30~130dBA.
  • +/-1.5dB Accuracy with 0.1dB Resolution..
  • 15 minutes auto power off, also has alarm function when voice level is up to 130dB..
  • 【Power Supply】Powered by a 9V Battery (Included).
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