1S-6S LED Low Voltage Buzzer Alarm Lipo Battery Voltage Indicator Checker 1S-6S LED Voltage Tester Lipo Battery Voltage Indicator Checker for RC Model Features: 100% brand new and high quality It allows you to learn the working state of your battery, so your battery will not overcharge and over discharge or damage 3 LED light Used for 1S -6S Li-Po Battery Voltage detection precision: ¡À0.01V Test voltage range: 2.8V~25.2V Package size: 3 * 3 * 1cm / 1.2 * 1.2 * 0.4in Package weight: 5g / 0.2oz Package list: 1 * 1S-6S LED Voltage Tester Lipo Battery Voltage Indicator Checker