ITEM NAME:Lipo Tester Buzzer Alarm Battery Low battery voltage Voltage 2S - 3S 7.4v Q E2M9 Lipo Tester Buzzer Alarm Battery Low battery voltage Voltage 2S - 3S 7.4v Q E2M9 RC Lipo battery low voltage buzzer alarm This mini device can measure lipo from 7.4v to 11.1v (2s to 3s), it will sound up to 95dB if your lipo cell voltage drop to 3.3v It is also a good device for quick test for your lipo before flight, and it can use as inflight alarm if you not sure the maximum flight time. The Alarm sounds and red lights to warn you when the battery voltage is too low.It can prevent your lipo battery damaged due to low voltage. Color:as shown material: plastic Package Include: 1 x Battery low voltage Alarm buzzer Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.
