1.A-802 made of full metal material, surrounded by scattered heat 
2.the other on the cabinet with a cooling fans, in use can reduce the temperature of the charging tank.
3.bottom of the charging tank with a pulley design, the convenience of mobile devices.
4.Positive intermediate with a protection lock, can prevent tablet mainly in charge of protection. 
5.Tablet placed inside the product, the other with antistatic layer, can avoid flat surface scratch and metal electrostatic effect.
6.charge & data transfer for Ipad.300W power adapter provide 5V/2.A charge current.
7.over-voltage, over-current protection.