How to choose a best heated socks
The winter in the north is very cold. When we want to skate, cycling or hunting in winter, electric heated socks can protect us far away frostbite. When we want to buy a pair of battery operated socks, you will find many different kinds of type, but what we care about most is how much temperature socks can provide and how long they can be heating. Generally Electric heated socks have two different powers of 7.4 volt and 3.7 volt.But the seller of heated socks usually doesn’t tell you the difference about them. OK, let me tell you.7.4 volt longer heating time and higher temperature, but 3.7 volt heated socks have a lower price. In addition The material of warming socks should be a combination of polyester and elastic cotton. A good heated socks manufacturer should make sure their product can be washable with water, the heating pad and electromagnetic …