1.BATTERY VOLTAGE CHECKER 2.LOW VOLTAGE BUZZER 2-IN-1 UNIT 3.BEST EXW PRICE 4.10000PCS IN STOCK

1S test mode test range 3.7 to 30V, which means you can test the battery pack without balance connectors like RX battery pack etc., LiPb or other power source voltage.In other words, this very little devise can be used as a simple digital voltage meter.Loudly buzzer can be heard from distance, you can put this device on your plane and use it as on-board alarm, so you can hear the low voltage alarm during flight.

Specifications:

Use for 1-8S Lipo/LiMn/Li-FeVoltage detection precision ±0.01VUnit voltage display range 0.5-4.5VTotal voltage display range: 0.5 - 36V1S test mode voltage range: 3.7-30VLow voltage alarm mode for 2-8SAlarm set value range: OFF-2.7-3.8VWeight: 8.7g/ 0.31ozWhen the voltage is below the set value, it will buzzer with red LED light, pre-set value 3.3V.Push key which can change the voltage settings and save.* Friendly remind:The sound of the low voltage alarm is very big, so please be prepared when use it for the first time, and you can turn it OFF when use indoors.

Package include:

1 x voltage checker/low voltage buzzer 2-in-1 device

Battery Voltage Checker And Low Voltage Buzzer 2-In-1 Unit