Celestron elements thermocharge
Stay warm on the trail and keep your portable electronic devices fully charged with the thermocharge power pack and hand warmer thermocharge heats up quickly and reaches a maximum of 45 degrees celsius the 4400 mah rechargeable lithium battery provides up to an impressive 6 hours of continuous heat on a full charge unlike single use chemical hand warmers thermocharge is safe scent free and rechargeable just plug it into any usb charging port a rugged aluminium housing and protective silic