?Works with any 1-8s Lipo Li-ion Limn Li-fe RC drone car.
?Display Mode: cell voltages, total voltages, lowest cell voltage, Remaining capacity.
?When the voltage is below the set value ,it will buzzer with red LED Light , pre-set value 3.3V.
?Small Size(40mm x 25mm x 11mm) and light weight(10g),easy to use.
?Package Includes: 5pcs Alarm Buzzer