1、Pluggable power connector, convenient and quick to replace, with RW1 adjustable potentiometer, more convenient to use. 2、Two‑wire direct‑measured DC voltmeter, quick recognition and sensitive response, with reverse connection protection function. 3、Use smart chips, and can fine‑tune 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 lead‑acid 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. Item Type: Battery Capacity Voltage Tester Material: ABS Color: As shown in the picture Working Power Supply: DC8-100V ＜15mA Application: Lead-acid batteries, lithium batteries, lithium iron phosphate batteries Display Mode: LCD screen Display Color: Color screen Measurement Function: Alarm, temperature Measurement Accuracy: 1%±1 word Measuring Speed: About twice per second Working Temperature: -10~+70℃ Working Humidity: 10-80% Working Pressure: 80-106Kpa Sun Exposure: No direct exposure 1 x Battery Capacity Voltage Tester 1 x Power Cord