ReviewsAuto compensation

Gain Express Professional Digital Large LCD Dissolved Oxygen DO Meter Water Quality Tester with ATC 99 Memory Function

【Easy Calibration】Easy 100% D.O value calibration.
【Data Storage】Stores and Recalls 99 points, Real Time Indication for Each Memory.
【User-friendly Adjustment】Auto Temperature Compensation.
Manual Salinity and Barometric Pressure Compensation.
【High Accuracy】Accurate Dissolved Oxygen readings .
【 Versatile 】 is suitable for a variety of water types, including freshwater, seawater, and wastewater. It's an all-in-one tool that can be used in various settings, from aquariums to industrial plants..

Check Stock

APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

Easy auto. calibration with buffer recognition.
auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122F).
Backed by Apera quality pH sensor with low impedance, ensuring high response rate.
Comes in a rugged carrying case with pH 4&7 buffers and a lanyard.
Auto recognition of stable values improves consistency, so you don't have to guess when to manually hold measurement.
Up to 2000 hours' continuous operation, powered by AAA batteries.

Check Stock

Hanna Instruments Grochek LCD pHep 4 Waterproof PH Temperature Meter | HI98127

Waterproof ph Tester for Water: Designed to float if accidentally dropped in a tank.
Expanded pH Range: pH range is from -2.0 to 16.0 pH. Automatic Temperature Compensation: All readings are compensated for variations in temperature, displayed in °C or °F along with pH reading.
Stability indicator: Meter displays a clock tag that will disappear when the reading has achieved stability. Hold button: Freezes reading on the display to allow recording of measurement.
BEPS (Battery Error Prevention System): Meter will automatically shut off if there is not enough power to get an accurate measurement.
Auto-off: Meter automatically shuts off after 8 minutes of non-use to maximize battery life.

Check Stock

PASOW 1/3-Inch CCD Hidden Camera with 18 Units IR LED 700 TVL 3.7mm Lens Wide Angle View Super Small Pinhole Camera

Pick Up Element: 1/3" CCD Effective Picture Elements (H*V):NTSC: 752 x 582Horizontal.
Resolution:700 TV Lines S/N Ratio: More than 48dBHorizontal Sync Frequency (MHZ):NTSC: 28.636Scanning System:2:1 interlace.
Lens: 3.7mmMinimum Illumination:0.0 Lux (with IR LED ON)Auto Electronic Shutter:NTSC:1/60s~1/100,000sGama Characteristic:0.45IR Project Distance:65....
BNC Connector Power/Current:12VDC/ 120mABack Light.
Compensation: Auto Auto White Balance: Auto.

Check Stock

Karl Fischer Titrator Auto MICROPROCESSOR Titrimeter Moisture Tester

range: -2.00 to 14.00 pH, 32 to 122˚F (0 to 50˚C).
Auto. Power-Off: 8 minutes without operation.
Easy 1-3 points auto. calibration, recognizes 5 types of solutions (1.68, 4.00, 7.00, 10.01, 12.46).
Auto Temp. Compensation (ATC) ensures accuracy in various temperatures (32-122˚F).
High quality replaceable glass pH probe, suitable for regular water solutions e.g. pools&spas, hydroponics, environmental monitoring, cooling towers, beverage, etc..
Large LCD with 3 backlit colors (indicating different modes), dual display of temp./pH, and reminders of completed calibrations and stable readings.
COMPLETE KIT with READY-TO-USE calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a rugged portable case.

Check Stock

All Document Reader & Editor

True 4K Technology: 3840 x 2160 Pixels Standard Resolution with 8.29 million pixels and ultra-bright 2200 ANSI lumens.
Room-Filling Sound: Dual 8W built-in Harman Kardon speakers, DTS-HD & DTS Studio Sound, Dolby Digital compatibility.
Intelligent Screen Adaption Technology: ±40 Degrees Auto Keystone Correction (Horizontal & Vertical), Auto Screen Alignment, Auto Focus, and Obstacle Avoidance. Super-fast setup and incredible ease of use.
Advanced Image Engine: X-VUE 2.0 Image Engine, 60Hz MEMC super-smooth motion compensation. Also packed with HDR10 x HLG lifelike color format and AI Brightness Adjustment.
Android TV 10.0: 5000+ Google Play apps. Wirelessly cast entertainment from any Apple/Android device via Chromecast built-in. Google Assistant also provides intuitive voice control. Please note that our product does not stream the native Netflix app.

Check Stock

LG PH150B 720p Wireless LCOS Projector

Stunning 1080p Resolution: 1920×1080 FHD resolution with 2.07 million pixels and ultra-bright 2200 ANSI lumens. (Maximum Supported Resolution is 4K @ 60Hz).
Room-Filling Sound: Dual 8W built-in Harman Kardon speakers, DTS-HD & DTS Studio Sound, Dolby Digital compatibility..
Intelligent Screen Adaption Technology: ±40 Degrees Auto Keystone Correction (Horizontal & Vertical), Auto Screen Alignment, Auto Focus, and Obstacle Avoidance. Super-fast setup and incredible ease of use..
Advanced Image Engine: X-VUE 2.0 Image Engine, 60Hz MEMC super-smooth motion compensation. Also packed with HDR10 x HLG lifelike color format and AI Brightness Adjustment..
Android TV 10.0: 5000+ Google Play apps. Wirelessly cast entertainment from any Apple/Android device via Chromecast built-in. Google Assistant also provides intuitive voice control. Please note that our product does not stream the native Netflix app..

Check Stock

REED Instruments LM-8000 6-in-1 Multi-Function Environmental Meter (Air velocity/temperature, Ambient Temperature, Humidity, Contact Temperature and Light)

Easy auto. calibration with buffer recognition.
auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122F).
Backed by Apera quality pH sensor with low impedance, ensuring high response rate.
Comes in a rugged carrying case with pH 4&7 buffers and a lanyard.
Auto recognition of stable values improves consistency, so you don't have to guess when to manually hold measurement.
Up to 2000 hours' continuous operation, powered by AAA batteries.

Check Stock

Apera Instruments Value Series EC20 Conductivity EC Pocket Tester Kit ±1% F.S Accuracy in 0 to 20 mS/cm BPB Sensor

APERA's unique BPB (Brush-resistant Platinum Black) probe ensures high accuracy and consistency in a wide-range conductivity measurement.
EASY Auto Calibration with auto buffer recognition.
Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50.0˚C).
LARGE CLEAR LCD with DUAL Display of temp./ppt, and REMINDERS of completed calibrations and stable readings.
COMPLETE KIT with READY-TO-USE calibration solutions, batteries, and a lanyard in a portable carrying case.
1000 hours' continuous operation time powered by AAA batteries.

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

Apera Instruments SX823-B Portable Multi-Parameter Meter Kit pH/Conductivity/TDS/Temp Accuracy ±0.01 pH ±1% F.S

3-pt Auto Calibration with auto buffer recognition, Auto Temp. Compensation, Testing pH (ORP)/Conductivity/TDS/Temp. simultaneously.
ACCURATE Measurement, QUICK Response & CONSISTENT Results thanks to the digital filter technology and high quality Sanxin pH/Conductivity Electrodes.
INTELLIGENT Functions: EASY display switch among pH/Conductivity/TDS.
Easy parameter setup, Self-Diagnosis of out-of range values and electrode....
RELIABLE Structure Design: Large clear LCD display, foldable stand allows use as a benchtop, soft silicon case gives you a comfortable grip, IP57....
COMPLETE Test Kit of pH&EC electrodes, calibration solutions, soaking solution, backup batteries, and a rugged portable case.

Check Stock