Features: ★Clock display: support 12/24 hour display. H1/H2 represent 24/12 hour display respectively. The remote control can be used to switch between different display modes. ★Alternate timing display: support up to 10 groups of alternate timings to save quickly; there are two fitness alternate timings built in the clock - TABATA and FGB modes. Just press the corresponding key to enter the corresponding mode. ★Stopwatch display: supports up to 99 minutes, 59 seconds and 99 milliseconds. ★Positive countdown display: supports up to 99 minutes and 59 seconds of positive countdown, and can set the time to start and stop the positive countdown. Parameter: Material: Aluminum Alloy Digit High: Digit High: 1.5'' Dimension: 27*8.5*2.7cm/10.62*3.34*1.06inch Product weight: 0.6kg Mounting: Wall-mount, Hang ,Stand on desk Power Adapter Input Voltage: 110V~230V AC Control method: IR remote control; (remote control requires 2 AAA batteries for power supply, not included) Package: 1x Timer 1x power adapter 2x screws 1x Remote control 1x User manual