Brand OHSEN Model AD1309 Quantity 1 Piece Color Black + Grey Item Shape Round Dial Window Material Resin Glass Casing Material Plastic Band Material Rubber Clasp Pin Buckle Suitable for Adults Gender Men Style Wrist Watch Type Sport Watches Display Analog + Digital Movement Quartz + Digital Display Format 12/24 hour time format Water Resistant 30m Water Resistant Dial Diameter 38 mm Dial Thickness 13 mm Band Length 275 mm Band Width 19 mm Battery 1 x CR-2025 battery (included) Features 1. Hour minutes seconds month day week; 2.12/24 hour clock select; 3. Daily Alarm Clock; (1) Daily alarm only "time" and "points" to choose from; (2) The whole point timekeeping; 4. Running seconds; (1) To 0.01 seconds start time; (2) The longest 23 hours 59 minutes 59 seconds; EL; Any mode press the A light EL backlight for seconds; Use 3V battery Packing List 1 x Watch 1 x Chinese / English User Manual