Descriptions: CPU model：MT6261 Communication system：GSM Frequency band：850MHz/900MHz/1800MHz/1900MHz Quad Band Screen：1.55 inch; IPS HD colored touch screen Resolution：128*128 Camera：80 000 pixels Battery：400mAh lithium polymer battery Internal memory：32MB Languages：English (default) French Spanish German Cover material：Plastic (ABS+PC) Strap material：Dow Corning food grade silicone Watch size：50.4mm*40.7mm*13.8mm Watch weight：41g Color:Black Blue Green Pink Package Contents: Smart Watch (with battery)*1 USB cable*1 Instruction Manual*1 Note: 1.Please allow slight size deviations due to manual measurement measuring methods and tools. 2.The picture may not reflect the actual color of the item because of different photographing light and display monitor.Thanks for your understanding.