The Warming Store ActionHeat AA Battery Heated Mittens Strategically placed heating elements located on the back of the hand for whole hand heat Reaches a comfortable 120F and lasts up to 4+ Hours. Weather resistant soft-shell & cozy fleece lining provides warmth, comfort, and versatility The AA mittens are perfect for walking the dog, shoveling snow, going to a ballgame, hunting or fishing, or any outdoor activities. Includes: (2) ActionHeat Heated Mittens, (2) Power packs (Batteries Not Included) <span class="a-text-bold">Power Up</span> Insert (3) AA batteries into each power pack and secure by locking cover in place. <span class="a-text-bold">Plug-In</span> Connect each power pack to the mittens using the internal connection cord. <span class="a-text-bold">Turn On  </span>To activate heat, click the red button to turn on and begin feeling the warmth.