RC LiPo Battery Checker 18S Adjustable Low Voltage Buzzer Alarm Tester with LED Indicator OverchargeOverdischarge Protection for Drone LiPoLiIonLiMn Batteries 3 Pack

Compatibility for 18S RC Batteries Works seamlessly with LiPoLiIonLiMnLiFe batteries widely used in RC drones cars and boats Effectively prevents battery damage from overcharging overdischarging extending your battery lifespan and saving replacement costs PlugandPlay Ease of Use No complicated setup requiredsimply connect the tester to your batterys balance plug The LED indicator will automatically cycle through individual cell voltages and display the total voltage in seconds perfect for both RC beginners and seasoned hobbyists Customizable LowVoltage Alarm 27V38V Tailor the alarm threshold to your specific battery requirements or turn it off completely if not needed The precision voltage monitoring alerts you in advance when your battery is running low avoiding unexpected power failures during flights or races Super Loud Buzzer for Easy Drone Recovery Beyond voltage testing the highdecibel alarm doubles as a drone locator If your RC drone lands in hardtoreach areas like bushes or tall grass the loud sound helps you find it quickly reducing loss risks Includes 3 Battery Detection Alarms meeting your needs for rotating multiple batteries with extremely high costeffectiveness If you encounter any problems during use please feel free to contact us and we will provide you with satisfactory solutions