The corresponding “V” will be blinking when it is balancing. Battery Checker.
SkyRC E430 LiPo Charger AC Mains 30W 3A Balance Charge 2-4 Cell
Replacement Extra 200mAh Lipo Battery for SkyRC GSM-015 GMS-010 GPS Speed Meter
Zeee 2s 3s 4s 6s Lipo Battery 2200mAh 50C-120C Soft Case Lipo for RC Car Truck
Tamiya Style Lipo Battery 7.4V 2S, 4000mAh 80C Rechargable Lipo For Tamiya Model
14.8V 4S Lipo Battery 6000mAh 80C Rechargeable Lipo For RC Cars, Trucks Buggies
11.1V 3S Lipo Battery 6000mAh 80C Rechargeable Lipo For RC Cars, Trucks Buggies