How much trouble will it be to restore a Li-ion battery pack for a cordless drill? One of the terminals on the right-most cell is either rusted or corroded. : r/diyelectronics
Amazon.com: RecoveryCare Revive M4 Pack, Full Leg Compression Sleeves and M4 Console Enhanced with Bluetooth Technology to Track Treatments on Your Mobile, Help Reduce Pain and Recover from Fatigue, Small : Sports