This hand warmer offers 8-20 hours of use time depending on settings. It is suitable for both indoor and outdoor activities, such as working, sleeping, studying, travel, camping, hunting, or climbing. It is ideal for patients with Raynaud's arthritis, providing heat therapy. The price drops from $29.99 to $11.99 when you clip the 10% off coupon on the product page and apply the coupon code "50INHWQS" at checkout.  Shipping is free for Prime members or on orders over $35.

Clip the 10% off coupon on the product page and apply the coupon code "50INHWQS" at checkout