Lenz RCB 2000 Lithium Pack One Color, One Size

Whether it's our fingers or toes that need a boost of heat on our midwinter missions, we power our Lenz Heat Socks and Gloves with the Lenz RCB 2000 Lithium Pack. At the touch of a button, these batteries give us up to 22 hours of heat and let us choose between three heat settings. Plus, the included charging cable features a battery cradle that doubles as a convenient transport box.