Feature 1 H1/H2 respectively represent 24/12 hour display, and you can use remote control to switch different display modes. 2 Supports up to 10 groups of alternate timing and quick storage; two fitness alternate timing-TABATA and FGB modes are set in the clock. 3 Support up to 99 minutes, 59 seconds and 99 milliseconds count up and count down, and the time setting is very simple. 4 Equipped with a hook, this LED timer can be fixed on the wall with screws, and the installation is very simple. 5 Allows for flexible application in various places, including but not limited to home, office, class, gym, etc.Item Type: Interval TimerApplication: Home, fitness, sports, meeting timing. Display Screen Size: 1.5 inchesShell Material: New Aluminum AlloyProduct Panel: High-Gloss Glass MaterialDisplay Material: High Definition LEDClock Accuracy: Error 3 SecondsPower Supply Mode: ExternalInput Voltage: 5V 2AApplicable Circumstances: Suitable for all kinds of indoor placesProduct Size: Approx. 27 x 8.8 x 2.7cm / 10.6 x 3.5 x 1.1inRemote Control Battery: 2 x AAA Battery (self-provided) Package List1 x Timer1 x Power Cord1 x Remote1 x User Manual2 x Hook4 x Screw