bbx1-8s 1S/2s/3s/4s/5s/6s/7s/8s Low Voltage Buzzer Alarm Lipo Battery Voltage Indicator Tester Wholesale Price for 3.7v 7.4v
USD 1.21USD 1.42
bbx1-8s 1S/2s/3s/4s/5s/6s/7s/8s Low Voltage Buzzer Alarm Lipo Battery Voltage Indicator Tester Wholesale Price for 3.7v 7.4v