- LONG LASTING: Pack of 4 batteries, rechargeable directly from the USB-C port. No charger needed, just a USB-C cable (included). 1.5V for reliable, long-lasting power. Constant output voltage, high capacity of 2200mWh and circular LED charge indicator.

- SAFE AND FAST CHARGING: Stable 1.5V voltage until fully discharged, protecting electronic devices. The AA battery can be recharged up to 1000 times via the USB-C port. Fully charges in 2 hours.

- USB-C rechargeable AA lithium-ion batteries are more energy efficient and environmentally friendly than disposable batteries.