1-8s Lipo Battery Voltage Tester, Low Voltage Alarm Mode for 2-8S, Function of Checking Your Lipo Cells Voltage,with LED Display, Large and Clear Font with Loud Sound, Compact Design, Easy to Carry and Connect. There is a Low-Voltage Alarm Function, when the Voltage is Lower than the Set Alarm Value, there will be an Audible Alarm to Avoid Over-Discharge of the Battery. Easy to use: Just plug into the balance plug and the LED will cycle through the individual cell voltages as well as list the total voltage. When the voltage is below the set value, it will buzzer with red LED light, pre-set value 3.3V. Push the key which can change the voltage setting and save. Application:can be used for RC drone, RC helicopter, RC boat, RC airplane, RC car, etc. When the voltage is below the set value, it will buzzer with red LED light, super loud alarm sound makes it easier to find your RC drone/helicopter/boat/airplane/car.

LiPo Battery Checker, Voltage Alarm, RC 1-8S Battery Tester Monitor, Low Voltage Buzzer Alarm, with LED Indicator, for Lipo Life LiMn Li-ion Battery This product is suitable for various kinds of RC batteries. When the voltage is below the set value, it will buzzer with red LED light. The alarm voltage can be set by pressing the button on top of the unit. Pre-set value 3.3V. Push key which can change the voltage setting and save.A very useful RC tool for your batteries, test the working state of lithium battery. Protect your battery from overcharging or overdischarging.HTRC battery checker can be used for RC Drone, RC Helicopter, RC Boat, RC Airplane, RC Car, etc.

Specifications:

Display: LED

Using for the testing of 1S-8S lithium battery

Voltage detection precision:+ / - 0.01V

1s test range displayed :3.7V-30Vs

Group voltage range: 0.5V~4.5V

Total voltage range: 0.5V~36v

Low voltage buzzer alarm mode: 1S-8S

Setting range of low-voltage alarm: OFF~2.7V~3.8V

Used for 1 - 8S LiPo / Li-ion / LiMn / Li-Fe battery

Package included: 

3 x Lipo Battery Checker