Quickly test for your lipo before flight, and it can use as inflight alarm if you not sure the maximum flight time

With a push key by which you can change the value settings and save.

When voltage is below the set value, it will buzzer very loudly with red LED light. (pre-set value is 3.3V)

Mini shape, not larger than a common key.

Compact, easy to carry.

Really useful in flight if you can't see the lights.

 

Specification:

Size: 40mm x 25mm x 11mm

Original box: NO

Net weight: 9g

LED Color: Red

Use for 1-8S Lipo/Li-ion/LiMn/Li-Fe

Voltage detection precision: +_0.01V.

Unit voltage display range: 0.5~4.5V

Total voltage display range: 0.5~36V

1S test mode voltage range: 3.7-30V

Low voltage alarm mode for 2-8S

Alarm set value range:OFF~2.7~3.8V