D-Max b9420 Lithium Voltage Cell Checker with Alarm 1-8s

LiPo, LiFe & LiIon Cell-tester with Low-Voltage Alarm 1-8S This is a small and practical Lithium battery cell-tester with built in low-voltage alarm. With this unit you can easily check your battery packs through the balance connector or have it installed in the model hooked up to the battery balance connector and get an buzzer tone when the set value is reached. Specifications: For 1S with JST-RCY (BEC) connector and 2-8S LiPo, LiFe & LiIon batteries with a JST-XH balance connector LCD: 0.5-4.5V/cell Cells: 1-8S Adjustable alarm value: OFF/2.7-3.8V per cell (pre-set at 3.3V) Volt precision: 0.01V Size: 40,5 x 29 x 13mm Weight: 14g