Stay warm longer with an extra battery for the Heated Core Hand Warmer.
- USB rechargeable 7.4V Lithium-ion battery, and comes with cable
- Approximately 6.5 hours of battery performance at Low setting, 3 hours on the medium setting, and 2 hours on High setting – individual performance may vary depending on heat level selection and usage
Note: Pnuma does not guarantee 3rd party Battery for life. Battery guaranteed against defects in performance for 90 days from the date of purchase. Battery life will vary by heat level selection and usage.