SF18650B Surefire Battery

The Surefire SF18650B is a top - notch Lithium Ion battery with built - in protection. It comes with MICRO - USB charge capability. You can easily charge it using various USB power sources like a USB wall charger, your computer or laptop, a power bank, or the automotive USB port with the included MICRO - USB to USB cable. Moreover, you can also use an external 18650 compatible CC - CV cradle charger (not included) for potentially faster charging.

Using the Surefire SF18650B battery is a breeze. To charge it, simply connect the included MICRO - USB to USB cable to the battery and your preferred USB power source, such as a wall charger, laptop, power bank, or your car's USB port. If you have an external 18650 compatible CC - CV cradle charger, you can use that too for potentially quicker charging. When handling the battery, make sure to keep it away from extreme temperatures and moisture. Don't drop or damage it. For long - term storage, keep it in a cool and dry place. Charge it every few months to maintain its performance. Also, always use the appropriate chargers to avoid any issues.