Brand N/A Model D007 Quantity 1 Piece Color Black + silver Item Shape Round Dial Window Material PC Casing Material ABS Band Material Plastic Suitable for Adults Gender Unisex Style Wrist Watch Type Sport Watches Display Digital Movement Digital Display Format 12/24 hour time format Water Resistant Daily Water Resistant (not for Swimming) Dial Diameter 40 mm Dial Thickness 14 mm Band Length 230 mm Band Width 20 mm Battery 1 x CR2032 (included) Features Specially designed to calculate the calories burned and pulse heart rate while exercising without the need of a chest strap; It also supports time and calendar display daily alarm stopwatch; Based on your preset information memorized by the watch the time on the counter and your heart rate the calorie watch is able to determine how many calories you have burned during your workout Packing List 1 x Watch 1 x English user manual