• Versatile C Batteries: Lithium C batteries are compatible with LED flashlights, emergency lights, wireless toys, electronic pianos, remote controls, radios, stereos, clocks, cameras, trash cans, toys, baby swings, smoke alarms, wireless speakers, etc
• USB Rechargeable Lithium C Battery: No charger or adapter required, fast full charge in 2 hours with 4-in-1 USB-C cable. The C Li-ion battery built-in over-charge, over-current, over-voltage and short-circuit protection, no need to worry about security
• Rechargeable C Batteries: Rechargeable USB C lithium batteries with up to 9000mWh capacity last 3-5 times longer than regular alkaline batteries and have no memory effect, recharge up to 1200 times when fully or partially depleted, saving you money
• LED Charging Indicator: Easily monitor the C-cell battery charging status with the LED indicator. It will flash blue when charging and turn into a solid blue light when fully charged, ensuring you always know the status of your C batteries
• Non-polluting C Cell Batteries: Save thousands of alkaline batteries with these no mercury, cadmium and lead C-cell lithium-ion rechargeable batteries, reducing the impact of hazardous substances on human health and the environment