The Streamlight, Inc. 18650 Battery Bank Charger is designed to help first responders, industrial technicians, and other users maintain and charge up to eight Streamlight 18650 USB rechargeable lithium-ion batteries. The charger features an eight-bay design with each bay having its own LED display above the battery slot to indicate charge status. It securely holds each battery in place, and its low-profile design allows for it to be mounted in trucks and other service vehicles. The Battery Bank Charger is powered by either a 120V AC or International power supply wall adapter or a 12V DC charger.