7.4 Volt 2200mAh Rechargeable Li-ion Battery For Heated Gloves Or Sock - Keepwarming
ActionHeat 7V 2200mAh Battery and Charger Kit Rechargeable Lithium Ion (li- ion) 18650 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
18650 3.7V 2200mAh 10A Power Lithium Battery,Charger for Electric Tools, Battery Pack,Motorcycle,Outdoor Power Supply - AliExpress