Description Function modeClock Mode: 12Hours-[H1 :MM], 24Hours-[H2 :MM].CountUP Mode: between 00:00 and 99:59 (up mm:)CountDown Mode: [ MM:]. from [ 99:59] to [ 00:00].StopWatch Mode: [MM :]. from [00 00:00] to [99 59:99].Intervals custom Mode: [F1 MM: C1 MM:], F = Work Period, C = Reset Period.At the same time supports 10 personal Custom training time,Automatically save settings after power off, no need to set again timePre-programmed interval timer(have button on the control): 20s training, 10s rest, 8 cyclesFGB 1: 5min training, 1min rest, 5 cyclesFGB 2: 5min training, 1min rest, 3 cyclesSpecification:Digit High: Digit High: 1.5 inchDimension: 11 inch W x 4 inch H x 1.5 inch DMounting: Wall-mount, Hang ,Stand on deskPlug Type: US plugPower Adapter Output Voltage: 5VSound: you can enable or disable it.Brightness: 10 levels, adjust by IR Remote control.Please note:The IR remote control distance is 5mRemote battery do not included. Battery of remote is 2xAAAPlug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on.Voltage: AC110VColor: blackMaterial: plasticPackage Contents:1 x Digital Countdown Clock1 x Remote Control1 x USB Cable1 Adapter1 x English instructionOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.