Show a warning Buzzer and LED. 6S Lipo Alarm, CellMeter 6, 6S Voltage Tester, Lipo Checker Name: 6S Lipo AlarmCellMeter 6, 6S Voltage Tester, Lipo Checker Specification:1. This checker can measure each cell voltage in 2S-6S LiPO/ LiFe/ LilO battery pack, the total voltage and voltage difference are displayed simultaneously.2. Especially, this cell Alarm can show a warning buzzer and LED, when any ...