These gloves feature 3 heat settings High: 55-65℃ (2-3 hours), Medium: 45-55℃ (3-4 hours), Low: 40-45℃ (6-7 hours). Included are 2 rechargeable 2500mAh lithium-ion batteries and adapters. Comes with an integrated waterproof liner for durability. Price drops from $89.99 to $41.40 with code "GV50". Shipping is free.