Introducing HotHands first Rechargeable Hand Warmers! The trusted name in air-activated warmers brings a pair of rechargeable hand warmers that check all the boxes: quick heat, long lasting heat and adjustable heat. The HotHands Rechargeable Hand Warmers have 3 temperature settings, heats up quickly and lasts up to 8 hours. Lightweight and compact, they're perfect for daily use or to have on hand in your emergency kit. Dual charging cord included so you can charge both warmers at the same time. 3.5 hour recharge time. *compared to air-activaed hand warmers **under test environment with low temperature setting