Fenix ARB-L16-700U 16340 USB Rechargeable Battery - 700mAh 3.6V With Protection

Power up your gear with this Fenix ARB-L16-700U battery.

It's a 16340 size, which is perfect for many compact flashlights and devices.

The big deal here is that it has a built-in USB port, so you can recharge it directly without needing a separate charger.

Just plug it into any USB port.

It's got a 700mAh capacity and outputs 3.6V.

Plus, it has built-in protection circuits to guard against over-charge, over-discharge, short circuits, and overheating.

It's a high-quality, safe, and convenient power source from Fenix.

A great upgrade for your gear.