Matek Battery Monitor, Discovery Buzzer, Signal Loss Alarm – 3 in1
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Matek Battery Monitor, Discovery Buzzer, Signal Loss Alarm – 3 in1

$7.99
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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. Working voltage: 5.2~26V DC, 2~6Cells LiPo Standby current less than 10mA Working current, Max 120mA (blinking & beeping) Voltage threshold setting: 3.4~3.7V/cell (Red LED) Twin loud buzzers, 85db each Ultrahigh Brightness LED, 20lm, 0.2w, Blue Size: 20x30x6mm, Weight: 7g 【How to use】 1. Battery monitor function (F1) It can monitor 2~6S LiPo voltage status & notify you once the cells reach the defined voltage. The voltage threshold of alarm & flash can be customized between 3.4V~3.7V/Cell. 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. 7.4～8.6V: 2cells LiPo 11.1~12.9V: 3cells LiPo 14.8~17.2V: 4cells LiPo 18.5~21.5V: 5cells LiPo 22.2~25.8V: 6cells LiPo The BM3in1 will alarm “Be” & the voltage threshold red LED

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