DescriptionReviews Description 7.4V 2200MAH Lithium Polymer Replacement Battery Packs (two batteries included)Use exclusively with ThermalStep Heated Slipper, Boots, Gloves.ATTENTION use only with ThermalStep chargersBattery life: 500-600 cycles of charging. Please charge every six months when stored. Reviews Be the first to review this item There are no reviews yet Customers who bought this item also bought ThermalStep 7.4 V Replacement Charger for ThermalStep Heated Slippers, Boots, Gloves $19.99 Quilted Plush Boot - Women From $59.95 Battery Heated Cozy Slippers From $99.95
