This multitasking hand warmer is a must have gadget for this fall. In addition to keeping your hands from getting to cold, the 3-in-1 device also functions as a flash light and phone charger. This is a great product to keep in a first aid or emergency kit, not to mention an amazing thing to have on hand if you plan on going on any autumn camping trips.
From Canoe, the hand warmer has a conductive aluminum shell that takes less than 5 minutes to heat up fully to 106 degrees. It will stay hot for 3 hours as well, making it perfect for a chilly commute. It comes equipped with a mini USB for recharging.