Product Description 1.the general idea about our hot water bags.We have no water in side.So this will save a lot of frieght fees for u.
2.the charge coil.
3.These is a pill inside the bag,when water inside,it will melt into the water.Then this makes the conducting liquid.
4.The charge pins.can be made into two pins or three pins.But is uggest two pins bags.It is much safer while charging.
5.We have explosion-protection equipment inside the bag.
6.This the tool to put the water inside,any bottle,push the water inside.
7.See the packing boxes,colorful boxes.