The laser measuring tool is only 33g, can be easily puted in pocket or carry it away. The ultra-light design enables one-hand measurements in complex working environments. The measuring laser has 6 measurement modes, can measure distance, area, volume, height, continuous measurement and multi pythagorean. Addition and subtraction. Units switchable: m, ft, in.It is used for fire fighting, dangerous goods reaction, meteorology, military, law enforcement, research, education, scientific investigation, competitive shooting, hunting, fishing, etc.Customized is available.

The meter tester can be used in: water purifiers and filters,drink quality monitoring, pools and spas, aquariums, hydroponics etc. This pen has a total of four different modes, just hold down the SHIFT key, you can switch between different modes, mode memory function, each startup default to the last use of the mode before shutdown. Applicable industries: water laboratories, CDC, the aquaculture industry, hospitals, swimming pools, household tap water quality testing."

Provides accurate and reliable test readings; 3-in-1 digital tds meter provides accurate readings for TDS (total dissolved solids) EC (electrical conductivity) and temperature. Locks your reading making it easy to record; Large, easy to read LCD screen and data-hold function makes reading and recording a snap. Auto-off function saves on battery usage and our TDS meter has lower power consumption than HM TDS meter Measurement Range: 0-9990 ppm; 0.1- 80.0 C, 32.0-176.0 F; Factory calibrated; Automatic temperature compensation. Comes with protective case; Lightweight, handheld design for portability and convenience.

The tds meter Highly efficient and accurate due to its advanced microprocessor technology, testing range from 0-9990 ppm, ppm. The TDS meter reading will be displayed on the LED screen in ppm (parts per million), one million). One measurement can be completed within 5 seconds. Press "ON/OFF" button and the ppm meter will work. Pressing "HOLD" button and the reading value will be held though. It's used with 2pcs 1.5V batteries, can use more than 2 years, it will be power-off automatically after stop using in 5 minutes to save the battery. A large, easy-to-read LCD screen display on this TDS water testing meter makes it easy to see results.

Precisely measure pH levels in a variety of water sources with this advanced pH tester. Accurately determine the pH balance of your drinking water, household taps, pool, aquarium, spa, or hydroponic system with a resolution of 0.01pH and a range of 0-14 pH. Enjoy effortless testing thanks to automatic temperature compensation, providing instant results regardless of water temperature. Calibration is simple - just immerse the tester in a standard buffer and press the CAL button. Its compact, lightweight design with a protective case makes it perfect for on-the-go use.

EASY TO USE: This very portable breath tester can be with you at all times. Keep it either on your keyring, handbag, purse or on your belt hook. DURABLE COMPACT DESIGN: The breath tester has been designed with the you the motorist in mind. ACCURATE READINGS: This tester has been used and appreciated as a premium product by motorists in the USA and around the world. LARGE LCD SCREEN: The background light helps you to see the read-out clearly. So avoiding any confusion and keeping you safe to go. DIGITAL ALCOHOL BREATHALYZER: This is the latest in breathalyzer design. Plug and Play. Not complicated to set-up

This meter can test soil moisture, light, and pH value. You can switch modes with one button, which makes gardening and growing more efficient. With a length of about 10 inches, you can carry it around easily. It has a moisture range of 1-10 (dry to moist), a light intensity of 0-2000 (low light to strong light), and a pH level of 3.5-8 (acidic to basic). Durable and easy to use, plug and read, no battery needed. Design for testing soil only.

AC voltage sensing probe; Just put the tip close to the terminal strip, socket or power cord. It will sound and light multiple alarms. When voltage is detected, the tip will emit red light and beep. When the sensed voltage is higher than or close to the voltage source, it will beep at a higher frequency. We CE, IEC cat III 1000V CAT. IV 600V and other certificates. Note that the product does not come with a battery.

FNIRSI GC-01 Geiger counter nuclear radiation detector with built-in GM sensor, fast response time and high accuracy, able to detect Gamma, Beta and X-rays. Enter the alarm setting option to set the current dose alarm value and the accumulated dose alarm value. Whether the detector screen is in sleep state or in operation,the radiation dose detected exceeds the alarm threshold,the radiation monitor will automatically alarm. Light/Vibration/Sound 3 combined alarm modes to choose.Widely applied in the environment where existing ionize radiation. Such as home improvement radiation, geological survey, iron, Inspection vehicles, nuclear power plants, industry, radiology, radiology laboratories and so on.

The water quality pen can be used in water purifiers and filters, drink quality monitoring, pools and spas, aquariums, hydroponics, and more. This pen features four different modes; simply hold down the SHIFT key to switch between them. It also has a mode memory function, defaulting to the last used mode upon startup. Applicable industries include water laboratories, CDC, the aquaculture industry, hospitals, swimming pools, and household tap water quality testing. We provide you two different price, can choose it base on your in hand time.

The Anti-Spy camera detector, made of advanced PC material, is compact and lightweight, easy to operate with simple buttons. It efficiently detects wired and wireless cameras, GPS locators, and signals within a wide frequency range of 100MHz to 2.7GHz, with a detection range of 5cm to 8m. With multiple detection modes, it safeguards personal privacy in various settings such as conference rooms and offices, offering comprehensive security protection beyond camera detection.

The PH meter is made of high-quality abs material, which is durable and has a long service life. it can be used for a long time. This portable ph tester is an ideal gift for your family, friends and colleagues. it can be used to measure the drinking water of various types. In stock.Customize with an imprint of your company name, logo and more to increase brand exposure on product.

Battery quantity tester. Suitable for D, C or AA, AAA, N, 1.9V button and 9V batteries. Support logo customization welcome consultation.

This soil tester can measure the light, humidity via a double needle. Soil PH tester relies on electrodes, does not require a battery, easy to handle and carry. Moisture meter is suitable for home garden breeding, rice planting, vegetable planting, forest planting, flower planting, greenhouse planting, gardening planting, soil testing, etc., to meet all your needs for soil testing. Plant water meter makes gardening and planting more efficient.The price for over 800 pcs is based on sea freight.

Charge up a tech-savvy branded campaign with these 5.12" x 2.87" x 1.46" voltmeters. Accurately measures AC/DC voltage, level of DC current, resistance and diode with a bold LCD display with a built-in backlight with a 1999 count with negative and positive readings and an low battery indicator light. A great product for the car, appliance and device troubleshooting, bench tests and more. Classic black and red design. Add your school, sports team, organizational or company logo or message through our signature silkscreen method to customize.

Material: ABS Plastic,Color: Yellow & Blue,Item size: 152 x 23 x 15 mm,Net weight: 30g,Powered By: 2 x AAA Batteries (Not included),Just press the button, white LED light can be always on when there is absence of voltage "Beep" sound and red flashing LED would indicate the presence of voltage,Frequency Range: 50 to 500 Hz,Test Voltage Range: 90-1000V AC.

Introducing our Fingertip Pulse Oximeter - your personal health companion. This device provides you with accurate and real-time measurements of your oxygen saturation level (SpO2) and pulse rate. It's a compact and lightweight device that can effortlessly fit on your fingertip. With just a simple press of a button, this oximeter quickly and painlessly measures your SpO2 levels and pulse rate, displaying the results on a vibrant OLED screen. The readings are precise, reliable, and easy to read.

1,High Accuracy: full range 0-360 degree to measure internal angle,external angle & Contra angle Measuring precision is more or less 0.5 degree, resolution is 0.05 degree. 2,Multi-functional Angle Finder:The protractor has metric(mm) and imperial(inch) measurements on ruler edge,plus accurate digital readout, can measure both angle and length. Horizontal and vertical bubble level help you to check and calibrate. 3,Data Hold:effectively record the angle values,Pressing hold button to hold the measurement at any angle. 4,Durable Battery:Super endurance enables it to work continuously more than 2000 hours.

1,Application: Great for all home and laboratory TDS & EC testing applications including aquariums, swimming pools. 2,3-in-1 TDS Meter: Measurement Range 0-9990 ppm; Accuracy +- 2%, 0.1- 80.0 Dgrees Centigrade, 32.0-176.0 Fahrenheit; Note: This meter can't test sea water. 3,Features: Comes with protective case; Lightweight, handheld design for portability and convenience.

1,Mini Size:The mini size ph meter we designed allows you to easily put it in your pocket. 2,Easy to Use:turn on the switch,put the probe into the water and stir (make the small glass ball fully contact the liquid) and the value can be read when the value is stable. 3,Automatic temperature compensation:The PH meter has an automatic temperature compensation function, which can be adjusted according to the water temperature and water quality. 4,Wide Use: Ideal for Household or commercial use, water, pool, spas, liquid food, laboratory, aquaculture and hydroponics 5,How to use calibration:just follow up the instruction inlcuded