Rechargeable Li-Ion Batteries 4AA/4AAA with USB-C Charger

• 1.5V Li-ion technology for consistent power output in AA and AAA sizes. • Four independent smart charging slots allow simultaneous charging of 1 to 4 batteries. • USB-C input supports 5V/3A fast charging from power banks, laptops, or wall adapters. • LED indicators clearly show charging status (red for charging, green for full) and fault detection. • Multi-protection system safeguards against overcharging, short circuits, and overheating. • Ideal for high-drain electronics like digital cameras, game controllers, wireless mice, and powerful flashlights.