Come and see our amazing products. The main material of this square wireless charger is ABS plastic. Qi certified by WPC (Wireless Power Consortium) to support wireless charging on all Qi-enabled devices. With temperature protection, over-voltage protection, input current protection, short circuit protection, it ensures the safety of you and your device on daily use. Pls confirm with us about the packing info, stock color and exact production time before placing your order.