RC Lipo Battery Alarm, COOLWAS Low Voltage Buzzer Alarm Monitor 1S-8S Lipo LiFe LiMn Li-ion Battery Voltage Tester for your RC Drone/Helicopter

Description

COOLWAS 3pcs 1-8S Lipo Voltage Tester For RC Drone/Helicopter/Boat/Plane. A very useful RC Tool for your batteries,Test the working state of lithium battery. Protect your battery from overcharging or overdischarging.make your Batteries Life Longer. Specification: Dimension: 4.0 x 2.3 x 1.1cm (1.6 x 0.9 x 0.4inch) Package weight: 15g (0.5oz) Voltage detection precision: +/-0.01V Unit voltage display range: 0.5V-4.5V Total voltage display range: 0.5V-36V 1S test mode voltage range: 3.7V-30V Low voltage alarm mode: 2-8S Alarm set value range: OFF-2.7V-3.8V Display Mode: Battery cell voltages, total voltages, lowest cell voltage, remaining battery capacity. Package Included: 3x RC Battery Low Voltage Monitor Notice: When the voltage lower than the set value, it will buzzer with red LED light. Pre-set value is 3.3V. Push key can change the voltage setting and save.