RC 2s-4s Li-Po Battery Voltage Indicator Checker Tester Low Voltage Buzzer Alarm
Condition: New
Price: $6.33
When the testing voltage is lower than 3.3V, the alarm will sound and red LED indicator lights to warn you. It can prevent your Li-Po battery damaged due to low voltage. It is really useful in flight if you can't see the lights.
Return
Items must be returned within 30 days . Refund will be given as Money back. Refund policy details: