It is a good device to test your lipo battery quickly with measuring from 7.2v to 14.4v (2s to 4s).It can prevent your Li-Po battery damaged due to low voltage.
- Small and portable low voltage alarm buzzer to ensure your RC helicopter has enough power to flight
- Low voltage alarm indicator for 7.2V-14.4V lipo battery
- Prevent your Li-Po battery damaged due to low voltage.
- Size Approx: 3.6 x 2.4 x 1 cm / 1.4 x 0.94 x 0.4 inch
- When testing full power(>3.6V) 2S(7.2V) lipo battery - 2 green led keeping light
- When testing full power(>3.6V) 3S(10.8V) lipo battery - 3 green led keeping light
- When testing full power(>3.6V) 4S(14.4V) lipo battery - 4 green led keeping light
- When voltage <3.3v, it will buzz with red led light.
- Really useful in flight if you can't see the light
- 1 x 2-4S Lipo Battery Low Voltage Alarm Indicator
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