Brand N/A Quantity 1 Piece Color Black + silver Item Shape Round Dial Window Material Acrylic resin Casing Material ABS Band Material Rubber Suitable for Adults Gender Unisex Style Wrist Watch Type Sport Watches Display Digital Movement Digital Display Format 12/24 hour time format Water Resistant 30m Water Resistant Dial Diameter 40 mm Dial Thickness 10 mm Band Length 245 mm Band Width 20 mm Battery 1 x CR2032 (included) Features Function: Time calendar stopwatch alarm calorie calculator hourly chime heart rate calculator Packing List 1 x Watch 1 x English manual