Streamlight 18650 Charger Kit USB. These Streamlight Battery & Cell Phone Chargers are incredibly unique featuring a rechargeable USB port built right into the battery that can fully power up your batteries in 5 hours. The batteries included with these Streamlight Rechargeable Batteries and Chargers can be recharged up to 500 times. Charge two batteries simultaneously in the charger cradle to save time. Stop wasting countless batteries powering your flashlights and other devices by using these Streamlight Lithium Ion Batteries and Chargers instead. Specifications for Streamlight 18650 Battery Charge Cradle: Manufacturer: Streamlight Battery Type: Stand Alone Lithium Package Contents: Streamlight 18650 Battery Charge Cradle Streamlight 22010: 18650 Charger Kit USB