Come and see our amazing products. This is made of plastic material.The size is 5.5"x2.76"x0.4".Top grade battery with full capacity ,high quality material,Fine workmanship finishing.Ergonomic design,easy to take , let your travel and life more convenient .Super protection function: Core intelligent protection, overcharge protection, discharge protection, leakage protection.Suitable for Phone, For Android smart phone,For Pad, GPS, cameras, etc. Pls confirm with us about the packing info, stock color and exact production time before placing your order.