Features: 1.Split operative stopwatch(accurate to 1/100 second)2.hour, minute, second, month and day normal display.3. 6 digit chronograph: auto ranging after 30minutes to hour, minute ,second, fromminute,second,1/100 second.4. alarm function with 4 to 5 minutes snooze.5. use selectable 12/24 format&4 year calendar6.chime on every hour7.backlight8.1.5V AG 13 x 2pcs (included)Inner packing: 1pc/bubble bag + instruction + white boxUnit size: 6.8 x 6.8 x 1.5cmOuter packing: 280pcs/ctn Carton dimensions: 49.5 x 33.8 x 33.5cm N.W.: 14.56kg G.W.: 17.2kg producing area:china