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We are proud to offer the best line of high resolution mini cameras, audio and video long range wireless transmitters, FPV system, and related products.
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-Electronics & Gadgets

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Lipo battery Low voltage Alarm Buzzer RC 7.4v 14.8v 4s

$6.95

Description:

Great mini device for FPV, to monitor battery level during the flight with a buzzer.

When testing full power(>3.7V) 2S(7.4V) lipo battery, 2 green LED on
When testing full power(>3.7V) 3S(11.1V) lipo battery, 3 green LED on
When voltage < 3.15V, it will buzz with red LED light on
Just Plug and Play, no external Power is needed it is tested before sent

Specs
* Fits for All 7.4v to 11.1v Li-ion/LiPo Rechargable Battery
* Size : 20mm x 31mm x 18mm

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