The SureFire CH21 Dual-Bay Cradle Charger Kit is a versatile charging solution designed for the SureFire XSC micro-compact WeaponLight series. This kit includes a dual-bay cradle charger, one B12 lithium-polymer rechargeable battery, and a MICRO-USB to USB-A cable. The CH21 cradle charger can charge two B12 batteries simultaneously, providing quick and efficient power replenishment. The B12 battery features a push-button fuel gauge with LED indicators to display the charge status, ensuring you always know when your battery is ready for use. The compact and lightweight design of the charger makes it easy to carry and use in various settings. Whether at home or on the go, the SureFire CH21 Dual-Bay Cradle Charger Kit ensures your WeaponLight is always powered and ready. SureFire CH21 Dual-Bay Cradle Charger Kit w/(1) B12 Battery & MICRO-USB to USB-A Cable CH21