OUTCHAIR heating pad - suitable for all outdoor activities as it is waterproof and easy to transport, e.g. rolled up in a jacket pocket or rucksack. Also suitable for preheating the sleeping bag or in cold weather for your dog. The 3-stage lithium polymer battery provides power for 4-6 hours and has an additional USB output for use as a power bank. Delivery includes charger + battery. Dimensions 40x30cm. weight: 0,3kg