2 Pack ShareGoo 1S~8S LiPo Life LiMn Li-ion Battery Voltage Checker Tester,RC Low Voltage Warning Alarm Buzzer Alarm with LED Indicator
It preferred by Knowledgeable Model Hobbists & R/C Enthusiasts Use for 1-8S
Lipo/Li-ion/LiMn/Li-Fe Voltage detection precision: +_0.01V. Unit voltage
display range: 0.5~4.5V Total voltage display range: 0.5~36V 1S test mode
voltage range: 3.7~30V Low voltage alarm mode for 2-8S Alarm set value
range:OFF~2.7~3.8V Size: 40mm x 25mm x 11mm Gross Weight : about 16g When the
voltage is below the set value ,it will buzzer with red LED Light , pre-set
value 3.3V . Push key to can change the voltage settings and save. Package
include: Low Voltage Buzzer x2
 
Product Features
  

         
Works with any 1-8s Lipo Li-ion Limn Li-fe RC drone car boar batteries.
         
Display Mode: Battery cell voltages, total voltages, lowest cell voltage, Remaining battery capacity.
         
When the voltage is below the set value ,it will buzzer with red LED Light , pre-set value 3.3V .
         
Small Size(40mm x 25mm x 11mm) and light weight(10g),easy to use
         
Package includes 2 PCS lipo battery alarm.