1. Pluggable power connector, convenient and quick to replace, with RW1 adjustable potentiometer, more convenient to use.2. Twowire directmeasured DC voltmeter, quick recognition and sensitive response, with reverse connection protection function.3. Use smart chips, and can finetune the accuracy. Accurately display whether the battery is in a bad, weak or good voltage state.4. LCD color screen display, more intuitive observation, suitable for leadacid batteries, lithium batteries, lithium iron phosphate batteries.5. Using high-quality ABS material, insulation, anti-interference, durable, long service life, compact, light, portable, easy to carry.Specification:Item Type: Battery Capacity Voltage TesterWorking Power Supply: DC8-100V less than 15mADisplay Mode: LCD screenDisplay Color: Color screenMeasurement Function: Alarm, temperatureMeasurement Accuracy: 1% +/- 1 wordMeasuring Speed: About twice per secondWorking Temperature: -10~+70Working Humidity: 10-80%Working Pressure: 80-106KpaSun Exposure: No direct exposureNote:1. Do not leave it in a high temperature place for a long time.2. Do not exceed the rated power measurement.colour: as shownMaterial: plasticPackage Contents:1 x Battery Capacity Voltage Tester1 x Power CableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.