MARSTEK USB-C Li-ion AA Rechargeable Battery 1.5V (3700mWh) – Direct USB-C Charging

The MARSTEK USB-C Li-ion AA rechargeable battery combines powerful performance with modern charging technology and long-term durability. Featuring direct USB-C charging, constant 1.5V output and up to 1500 charge cycles, it provides a reliable alternative to disposable batteries.

With a capacity of 3700mWh, this AA lithium-ion battery delivers stable power for cameras, remote controls, toys and other electronic devices.

Direct USB-C charging

Integrated USB-C port allows direct charging via laptop, power bank or wall adapter without external chargers.

Sustainable and cost-effective

Up to 1500 life cycles reduce disposable battery waste.

Stable performance

Constant 1.5V output ensures reliable device operation.

LED charging indicator

Built-in LED displays charging status.

Reliable in demanding environments

Operates down to -20°C and retains up to 80% capacity after long-term storage.