Top Automatic Light Compensation Decline

BOSCH SECURITY VIDEO DS936 PIR Ceiling Mount Motion Detector (NA)

  • ...s, garages and other places, automatic exhaust ventilation fans and other electrical appliances..
  • PIR MOTION SENSOR：The LED light bar switch can detect human movement by detecting the light emitted by the human body. 360° infrared recessed pir ceiling motion sensor detector light switch has a built-in temperature compensation chip to reduce the temperature shock sensing distance..
  • INTELLIGENT BRIGHTNESS SENSOR：The motion sensor switch adopts photosensitive control, which will not turn on the light in the daytime or under strong light conditions. You can also choose to turn on the light in any light environment..
  • 360 DEGREES CONE ANGLE：The 360-degree cone angle detection range of the PIR motion sensor switch: high sensitivity and stability, effective energy saving, and improved efficiency. Installation method: wall-mounted, suction-point installation, and ceiling-mounted installation..
  • TIME DELAY：The intelligent induction of the IR sensor light switch, it will automatically turn off after a period of delay after the person leaves. After it is turned on within the delay time, if there is no human activity, there will be time to delay the work for a period of time and make adjustments..
Check Stock

Oakton pH 700 Benchtop Meter with Probes and Stand

  • 3-in-1 water quality tester: This PH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality..
  • Easy to use: After calibration, put the sensor in the solution to be tested, and get the reading immediately. Please rinse the probe with water carefully before performing another liquid, otherwise you may get inaccuracy reading..
  • Backlit design: There is no need to worry about seeing the displayed value if the light is insufficient. ORAPXI PH meter features a green backlit LCD to help you obtain the measurement results clearly in any situation..
  • Automatic Temperature Compensation: Auto temp compensation (ATC) ensures accuracy in various temperatures (32°F~140°F), It can solve the possible error perfectly caused by the change of liquid temperature, so as to make the pH readings more accurate..
  • Wide applications: The instrument is ideal for drinking water, daily household, hydroponics, beer brewing, swimming pool, laboratory, food processing etc..
Check Stock

Portable Refractometer Professional Hand Held Brix Refractometer 0~90% Specific Food Beer Milk Fruit Juice Sugar Meter Tester

  • PROFESSIONAL TESTER ：A professional tester to meaure the sugar concentration of beer, wine, fruit juice, milk, honey and other beverages.
  • PORTABLE TO CARRY：Aluminum construction is lightweight, it is small size and portable to carry.
  • AUTOMATIC TEMPERATURE COMPENSATION ：Automatic temperature compensation and temperature will not affect the reading.
  • EASY TO READ：High accurate and the clear calibration is easy to read.
  • COMFORTABLE RUBBER HANDLE ：The rubber handle is non-slip, soft and comfortable to hold.
Check Stock

Instrumentation for Trace Organic Monitoring

  • It’s designed for testing the suger content and specific gravity of liquid..
  • Ideal for Home Brew, Wine making, Agricultural, Gardening & Educational Purposes..
  • Consistently accurate readings of 0-32% Brix and 1.000-1.120 Specific Gravity..
  • Automatic Temperature Compensation makes it even easier to get fast results..
  • Durable and Easy to Use & Carry — The main part is made of chromium, it’s light but durable..
Check Stock

Oakton AO-35423-01 EcoTestr pH 2+ Pocket pH Meter 1 pack

  • AUTO CALIBRATION: The PH meter has an auto temprature compensation feature that adjusts to water temperatures and water quality to give pH readings almost instantly. As well, you can calibrate the tester with one touch button using Buffer Powder..
  • FAST AND HIGH ACCURACY: Our Digital PH Meter can ensure your pool, general hydroponics ph or even drinking water has a perfect pH balance and safe for use with Tester precision pH accuracy. Tester has a sensitive electrode sensor to read accurate pH levels. The included detailed manual will show you how to get the best accurate and stable reading..
  • AUTOMATIC TEMPERATURE COMPENSATION: No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC) automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0 DegreeC - 80 DegreeC (32 DegreeF - 176 DegreeF)..
  • WIDE USE: Pocket Size PH Meter is the ideal test kit for home and laboratory uses.Suitable for testing the pH of drinking water, swimming pools, aquariums, reverse osmosis systems, spas or hydroponics.
  • ideal for testing water, swimming pools, aquariums, spas, hydroponics, food, wine and beer, etc..
  • MAKE YOU SATISFIED WITH THE PRODUCTS: Come with 1x PH meter, ....
Check Stock

Beer Wort Refractometer for Homebrewing Beer Dual Scale Specific Gravity 1.000-1.120 and Brix 0~32% Beerbrewing Refractometer Hydrometer with ATC Autoction Temperature Compensation

  • 2 IN 1 REFRACTOMETER: The brix beer Refractometer with dual scales --- Brix meter scale measures drinks or solution sugar concentration widely used in....
  • EASY TO OPERATE: This brix refractometer is easy to use, after calibration, put 2 or 3 drops of sample on prism, and towards to light, quick get the....
  • AUTOMATIC TEMPERATURE COMPENSATION: Beer wort refractometer with ATC function can automatically compensation according to changes in ambient....
  • PERFECT REPLACE BRIX HYDROMETER: This beer refractometer need less sample solution for making or testing sugar drinks, fruit juice, and home....
  • ALUMINUM BODY MATERIAL: The refractometer is made of aluminum and ABS rubber, non-staining, resistant to abrasion and anti-corrosion. Lightweight and....
Check Stock

NR2-25 Professional Thermal Overload Relay Electric Thermal Relay with Adjustable Motor Protection(17-25A)

  • Durable to use ::It is made of quality material, and it is durable to use..
  • Practical to use ::This thermal relay can be used in the circuit of 50-60hz, rated insulation voltage 690V..
  • Professional protection function ::It is used for protecting the phase break when the electric motor is overload..
  • Different mechanism and temperature compensation ::The relay features different mechanism and temperature compensation..
  • Excellent design ::It is designed with phase break protection, manual and automatic reset, temperature compensation, trip indication, test button, and stop button..
Check Stock

EPEVER MPPT Charge Controller 40A 12V/24V Upgrade Tracer4210AN + Remote Meter MT50 Monitor + RTS for Solar Panel Charge Controller Regulator with LCD Display (Tracer4210AN + MT50+RTS)

  • ...ition Auto-saving function: two voltage disconnect levels ,Charging power and current limitation function..
  • Support Lead-acid: Sealed (default)/ Gel/ AGM/ Flooded / User (9～17V@12V.
  • 18～34V@ 24V) & Lithium: LiFePO4 (4s/12V.
  • 6s/24V), User (9～34V) & User-defined.Battery temperature compensation function（only for Lead-acid battery) , Overheating power reduction function.
  • MT50 Remote Meter Automatic identify the controller, and display relevant parameter data , Diversified load control modes : Manual Control, Light ON/OFF, Light ON+ Timer, Time Control . RTS Temp sensor acquisition of battery(or controller) temperature for undertaking temperature compensation of control parameters,.
  • 2022 Upgraded version support choose Lithium types by controller buttons directly . You could also contact with vendor(Goland Century) services to get program firmware upgrade file , then you could set old version controller's Lithium types by controller buttons too . More details parameters setting by EPEVER accessories ,such as MT50 ,eBox-WiFi-01 , eBox-BLE-01,elog01 ,PC software. Any questions please contact our USA Tech-support team ..
Check Stock

YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit

  • Automatic temperature compensation|manual input for salinity and barometric pressure compensation|easy-to-replace screw-on cap membranes.
Check Stock

Extech DO700 Portable Dissolved Oxygen Meter

  • Measures dissolved oxygen concentration/saturation, pH, mV, conductivity, TDS, salinity, resistivity and temperature.
  • Automatic salinity compensation and manual barometric pressure compensation for DO measurements.
  • One button pH calibration (4, 7, and 10pH).
  • Choice of 3 point pH calibration for better accuracy.
Check Stock

Laser Golf Rangefinder with Slope, ATuMan 1200 Yards Range Finder with High-Precision, Flagpole Lock, Pulse Vibration, Rechargeable, 6X Magnification, HD View, Golf Accessories for Men and Women

  • [1200 Yards Distance&High Accuracy] The high accuracy golf rangefinder allows measure range from 3 to 1200 yards by +/- 1 yard, while measures in less than 0.5s per times. Providing fast, stable and accurate measurements..
  • [Precise Slope Compensation&Flag Lock] In golf ramp compenstion mode, it uses distance and the angle of incline/decline to generate accurate calculations which gives you the true distance between you and your target to help you make the right decision..
  • [High Definition Optical System] The golf rangefinder features a military-grade optical system, High transmittance LCD screen and 6X monocular telescope that provides a bright and clear viewing field and a high-level image detail and colour reproduction..
  • [Portable and Lightweight] Young, stylish and small size design. The pocket-sized golf rangefinder makes it smaller than the normal ones in market. Durable rangefinder combines compact size (4.3 x 2.4 x 1.7inch) with ultra-light weight (4.7oz). It's more popular to women and kids in golfing..
  • [Easy to Use] With one-key button and large diameter focusing wheel design, it's as easy to change modes as grab and shoot. Find out your yardage in seconds with vibration confirmation..
  • [Rechargeable&Type-C Port] Built-in rechargeable Li-ion batte....
Check Stock

New HM Digital TDS-EZ PPM Meter Home Drinking Tap Water Quality Purity Test/Tester

  • HIGH ACCURACY: TDS meter for checking TDS/salt (NaCl) levels freshwater aquariums, ponds and water purification systems. Ensure Your Pool, General....
  • AUTO CALIBRATION: The YINMIK TDS/Ph Meter Has an Auto Temprature Compensation Feature That Adjusts to Water Temperatures and Water Quality to Give Ph....
  • AUTOMATIC TEMPERATURE COMPENSATION: No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC) automatic....
  • WIDE USE: Pocket Size TDS PH Meter is the ideal test kit for home and laboratory uses. Ideal use to test for water, pools, aquariums, spas,....
  • MAKE YOU SATISFIED WITH THE PRODUCTS: Come with 1x YINMIK PH meter, 1x user manual, 3x 1.5V LR44 button cells(build-in), 3x PH Buffer Powders.
Check Stock