Reviews9999 Users

DEERFAMY Outdoor Water Filter Camping Personal Water Filtration Straw Hiking Emergency Survival Water Purifier System for Backpacking

Provide safe purified water,the water purification uses 0.01 Microns ultra-filtration membrane cartridge, removes up to 99.9999% of waterborne bacteria, such as salmonella, cholera, and E.coli, removes up to 99.9999% of protozoa, such as giardia and cryptosporidium..
Squeeze for easy drink, the mini water filter system comes with a ball pump and short hose, suitable for use for camping, hiking, backpacking and outdoors emergency water purification..
The outdoor water filter provides 5000L(1320 gallons) of clean water without iodine, chlorine or any other harsh chemicals with proper use and maintenance..
Easy to setup a DIY filtration system by attaching on 28mm thread soda bottles like Coca-Cola bottle, plastic bag, collapsible bottle or bucket..
Convenient to take out as outdoor hiking,backpacking or camping gear. The water purifier could use as the emergency survival water filter during any natural disaster or emergency events. Lifetime warranty and 100% money back guarantee..

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VIVOSUN Plug Power Consumption Meter Energy Voltage Amps Electricity Usage Monitor, 7 Display Modes for Energy Saving, Upgraded Backlight Version

Control Your Bill: Power Meter let you to understand your electronic appliances and make the bill under your control.
Easily measure your power consumption, and calculate your electrical bills.
Easy To Use: Set the amount charged per kWh in your house, plug the meter on the wall, and plug your electronic appliance on the meter, it should start calculating the amount when you start to use the appliance.
Backlight Version : Backlight only light when the meter is connected to AC power and backlight cannot light when using battery.
Large LCD Display allows you to read the number easily.
Built-in Battery: VIVOSUN Power Meter has built-in battery can storage data when you unplug it and continue reading data after you re-plug it.
Price Range: 0.00cost/kWh - 99.99cost/kWh.

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Tebery Pack of 8 Color Hand Tally Counter 4 Digit Mechanical Palm Click Counter Count Clicker Assorted Color Hand Held Counter Clicker for Sport/Stadium/Coach and Other Event

Made of ABS plastic, Size: 5.2 * 4.3 cm. Color: Black Yellow Green Blue Pink Orange Red White (8 Pack).
Instant Reset Knob easily use to restore as zero and comfortable finger grip firmly hang up your finger..
Compact design and portable, it comes with a metal hoop for carrying or attaching to a key ring, perfectly fits in the palm of your hand.
No batteries required and counts up to 9999 for enormous figure. Only takes a few turns to reset for easy and quick, no need to cycle through 9999.....
Broadly applied to assorted occasions, for example, School, lab, Competition, Stadium, Casino, Restaurant Bars, training activities and other Events..

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Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter and PH Tester for Pool Saltwater and Drinking Water, 5 in 1 Salinity PH Temp EC and TDS Meter Swimming Pool Hot Tub Spas, High Accuracy

..., aquarium, spa, hot tub or hydroponics..
【 Reliable TDS Meter With Accurate & Quick Measurement 】 Hofun digital ppm meter is equipped with premium quality titanium alloy probe, which enables quick and accurate water quality test. Our water quality tester is with 0-9999ppm & 0-200ppt wide test range ensures different function of usage..
Easy Operation for Salinity Test: When you want to use our pool salt tester, all you need to do is to turn the meter ON and click MODE button to shift to SALINITY function. This easy and convenient operation design is very considerate and offers premium experience. Wide Application Salinity Meter: Hofun digital water salinity test meter applies for multiple uses, like salt water test for swimming pool, Koi Fish, Seawater, Aquariums & Marine Monitoring..
Three Display Designs for Salinity Test: PPM + PPT + %. For Swimming Pool Salt Test : 0-9999ppm.
Seawater Test: 10-200ppt (1ppt=1000ppm, when ppm figure is over 9999ppm, the meter automatically changes to ppt ). For Food Test : 0.01-25%. So you don’t have to calculate complex salt content level numbers between different unit....

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Charge-Discharge Multi Meter, DROK 0-120V 100A DC Voltmeter Coulometer, Mobile Phone APP Control LCD Battery Monitor Volt Amp Temp Power Capacity Timing Monitor for RV, Boat, E-Bike

9-IN-1 MultiMeter --- Precision Measuring: Voltage, Current, Temperature, Power, Kilowatt-Hour, Amp-Hour, Capacity, Charging Time, Battery Lasts Time..
APP Control --- This meter can be controled by Mobile Phone, you can see the Volt/Amp Curve and Adjus Voltage through the App. Fast and Convenient..
LCD Screen --- 2.4 Inch High Definition Color Screen, makes it dirct and clear..
Protection --- OVP, LVP, OTP, OCP, OPP, NCP.

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PWM Pulse Generator, DROK Dual Mode Adjustable Function Generator DC 3.3-30V 1-150kHZ 1-9999 Variable Pulse Width Frequency Duty Cycle Square Rectangular Wave Signal Generator Module with Case

PARAMETER — working voltage DC 3.3-30V.
DUAL MODE — the signal generator has 2 modes, PWM mode (default) & pulse mode..
APPLICATION — the signal generator module can be used to generate square wave rectangular wave signals for controlling DC motors or stepper motor driver.
for servo motors, stepper motors, electric jaws, PLC pulses replacement, etc..
PROTECTION — with anti-reverse protection, 5.08mm terminal wiring..
EASY TO OPERATE — the signal generator can control start or stop, it can also connect the external switch to control the output signal ON/OFF..

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ROOYLE TDS Meter Backlight ppm Meter with ±2% Accuracy and 0-9999 ppm Measurement Range 3-in-1 TDS EC Temperature Meter for Drinking Water RO System Aquariums Fishpond and Swimming Pool

3-in-1 TDS meter: Measurement Range 0-9999ppm, 0-9999µs/cm, 1- 80.0°C, 32.0-176.0°F. Accuracy ± 2%. Reliable and quick readings..
Easy to Use. Press “ON/OFF” button and the ppm meter will work. Pressing “HOLD” button and the reading value will be held though the ppm....
None Calibration Asked. TDS meter had been calibrated in producing, doesn’t need to recalibrate..
Automatic Temperature Compensation ( ATC ): TDS tester has the ATC function, it can read the actual ppm value though the sample is at different....
Auto-Off Function: TDS pen tester has the function of auto-off. The ppm meter will automatically shut off with 10 minutes inactivity, to save the....

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Digital LED Counter Count Up to 9999 Laser Sensor 4in Digits Display Counter People Visitor Counter with Remote Control 110-240V

APPLICATION: It is an ideal counting equipment for production base, packaging base and logistics sorting base, and can also be used for counting demand of some major events..
USE: Remote control counting and sensor counting. Remote control counting is manual counting, which is generally used in schools, golf courses, etc. Sensor counting is automatic counting, fixed the sensor on both sides of the conveyor belt, and the production quantity is automatically counted..
MAXIMUM 9999: Count up or down to 9999, for some games and parking lot is very convenient..
POWER-OFF MEMORY:This led digital counter has a power-off memory function. If the power is suddenly cut off, the machine can be restored to the value before the power-off after the machine is powered on..
INSTALLATION METHOD:There are two hooks on the top of the counter. You can hang the counter or use double-sided tape to stick the counter on the wall..

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FomaTrade Waterproof Stopwatch,Digital Stopwatch Timer, Sport Stop Watch,Interval Timer with Large Display Professional Digital Handheld Chronograph Sports Stopwatch Timer Stop Watch (10)

COUNTDOWN MODE: The Amble stopwatch works perfectly in stopwatch mode and countdown timer mode, it can record up to 10 hours with an astonishing accuracy of 1/100 seconds. It also has a sleek design and fits nicely in your hand..
SPLIT MODE: The split mode comes handy in your training sessions allowing you to record in both the Split and Lap time with the ability to recall 20 memories for multiple events..
COUNTER MODE: The feature allows you to use it to count number as a electronic tally counter which can count from 0 to 9999, or from 9999 to 0..
CLOCK MODE: The stopwatch displays clock&calendar with alarm function.
With a battery that uses power so efficiently, typically lasting two years this stopwatch lives up to its expectations..
EXCELLENT SERVICE: If there is anything unsatisfactory, please feel free to contact us and we will do our best to help you..

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Stopwatch Amble Countdown Timer and Stopwatch Record 20 Memories Lap Split Time with Tally Counter and Calendar Clock with Alarm for Sports Coaches and Referees

COUNTDOWN MODE: The Amble stopwatch works perfectly in stopwatch mode and countdown timer mode, it can record up to 10 hours with an astonishing accuracy of 1/100 seconds. It also has a sleek design and fits nicely in your hand..
SPLIT MODE: The split mode comes handy in your training sessions allowing you to record in both the Split and Lap time with the ability to recall 20 memories for multiple events..
COUNTER MODE: The feature allows you to use it to count number as a electronic tally counter which can count from 0 to 9999, or from 9999 to 0..
CLOCK MODE: The stopwatch displays clock&calendar with alarm function.
With a battery that uses power so efficiently, typically lasting two years this stopwatch lives up to its expectations..
EXCELLENT SERVICE: If there is anything unsatisfactory, please feel free to contact us and we will do our best to help you..

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Holiberty Hand Tally Counter Clicker 4-Digit Counting Device Scorers Click Counter Number Count Lap Tracker Manual Clicker Track Field Lap Counters for Lap Sport School Event Training

NO BATTERIES REQUIRED - No worry about that clickers can't be used after a long time. These counters counts up to 9999 for enormous figure..
LIGHTWEIGHT AND PORTABLE - Made of the ABS and metal, smooth for comfortable to hands to work. Lap counter is durable and eco-friendly to environment. Lightweight and portable for anywhere you go..
EASY TO USE - The 4 digit hand tally lap counter counts from 0 to 9999 and when you press once it counts for one. White numbers on a black background, the data can be easily read. Instant Reset Knob easily use to restore as zero..
APPLICABLE SCENE - These hand lap counter are broadly applied to assorted occasions, for example, School, Lab, Competition, Stadium, Casino, Party, Meeting, Restaurant Bars, training activities and other Events..
Package Included - 1 Pack Finger Counters.

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