Strong Power & Stable Output – Featured 1.5V constant voltage output and 3A max constant current output, make it perfect for household devices requiring constant voltage and strong current.

1.8-Hour Super-Fast Charge – Fully charged in just 1 hour and 48 minutes using the USB charger included. Never wait for more than 2 hours to recharge! No memory effect to reduce the lifespan.

Long-lasting Batteries – 1000 charge cycles. Pre-charged with 80% capacity, ready for use when arrived. Depletes after 18 months in storage. Charge before use after 6-month storage for better performance.

2775mWh High Capacity – Strong power stored in the light and tiny body. Power up a game controller, flashlight, toys, RC car, medical devices such as insulin pump, or blood pressure monitor.

Patented Product from TENAVOLTS – The rechargeable AA lithium battery holds 20 patents across North America, Europe, and Asia. Note: Please always use the authorized charger for safety.