The manufacturer recommends that only Batteries and Chargers created for the IconX Heated Core Vests, IconX Heated Pants, and Heated Hand Warmers should be used on Pnuma's heated products.
Use of third party batteries or chargers on Pnuma heated products will void the Lifetime Warranty of the heated gear.
The Iconx Heated Core Vest and Heated Pant comes with one complimentary battery & charger. While the Heated Hand Warmer comes with one complimentary Battery, and USB cord for charging.
Additional batteries & chargers may be purchased ala carte for an additional fee.