Celestron Elements Thermotank 3

Durable, aluminum housed, long-lasting, rechargeable hand warmer
3000 mAh lithium battery provides up to 4 hours of continuous heat
Ergonomically designed to provide maximum contact with your hands
Convenient size easily fits in your pocket, purse, glove compartment or bag pocket
 
On the trail, at the job site, in the classroom, or simply sitting at home relaxing – the Celestron Elements ThermoTank 3 will keep your hands toasty warm with a maximum temperature of 113°F. Unlike single use chemical hand warmers, the ThermoTank’s lithium ion battery can be recharged and used again and again, saving you money over time.
ThermoTank 3 provides up to 4 hours of continuous heat on a full charge. The unit was thoughtfully designed with an ergonomic form factor to provide maximum contact with your hands. ThermoTank 3 provides scent-free heat that is undetectable to wildlife.