The BM3IN1 is a 3-in1 gadget with LiPo Battery monitor, Discovery buzzer & Signal loss alarm functions. Built in ultra-high brightness LED & twin loud buzzers.
【How to use】
1. Battery monitor function (F1)
1.1 If the LiPo voltage is in the range of following, The BM3in1 will detect the cell numbers automatically when the LiPo is connected.
The BM3in1 will alarm “Be” & the voltage threshold red LED will be shown.
During the using of LiPo, BM3in1 will detect the voltage always.
If the total voltage is below “threshold * cells”, the alarm & blink will be triggered with “Be..Be..Be……”
If the total voltage rise again, the alarm & blink will be suspended.
1.2 If the LiPo voltage is out of the aforesaid range. The BM3in1 will alarm “Be..Be..Be” & 4 red LEDs light. Pls check if the battery total voltage is below 3.7V*cells
2. Discovery buzzer function (F2)
It is easy to use the function, Just plug it in one Aux channel(e.g. Gear).
Move the toggle switch to one side or another side, the BM3in1 will alarm “BeBeBeBeBe” & blue LED blink.
3. Signal loss alarm function (F3)
It can warn you if you turn off the transmitter first by mistake, if you have trouble finding a model in the long grass…
Turn on the transmitter first. Hook BM3in1 to the receiver THRO channel, then plug battery into model. It will detect the loss of TX signal, and emit a loud alarm “BeBe…BeBe…BeBe…” & the blue LED blink.
RX power on, the alarm & blink will be triggered as following