Smart Sports Watch Operation System Android Band Material Crystal Case Case Material Stainless Steel Bezel Applicable People Female Screen Size 1.09inch Battery Life 5 to 10 days Waterproof Standard Other Private Mold Yes Model Number Y13 Product Name Sport Smart Watch Main screen 1.09inch resolution; 240*240 waterproof 3ATM CPU Realtek 8762DK RAM 128MB Blue tooth 5.0; does not support call