Color Black Model PDM-2610 Quantity 1 Piece Casing Material ABS Wristband Material Silicone Suitable for Adults Gender Unisex Style Wrist Watch Type Sports watches Display Digital Movement Digital Display Format 12/24 hour time format Water Resistant NO Dial Diameter 3.5 cm Dial Thickness 2 cm Wristband Length 28.5 cm Band Width 3 cm Battery 1 x CR2032 (included) Other Features Three axis accelerometer sensor; Accurate activity measurement; Intelligent algorithm to filter out background vibration and quantify real physical activity; 30-day internal memory ; Built-in step counter distance calories burned and goal setting functions Shade Of Color Black Packing List 1 x Pedometer 1 x Hanging strap 1 x Screwdriver 1 x CD 1 x CR2032 battery 1 x USB cable (90cm) 1 x English user manual