Feature 11. Sensitive touch: The hidden sensor copper sheet in the hands area provides sensitive touch control. 22. Use: An excellent timer for children or adult game timing tools. 33. Additional port: Equipped with 2.5mm external port can be linked to major brand displays. 44. Use: You will be happier when you play the puzzle cube with this timer clock. 55. Anti-slip design: 4 anti-slip pads are correctly distributed on the back, not easy to slip off.SpecificationSpecification:Name: Competitive TimerMaterial: ABS plasticSize: 280*55*22mm/11.02*2.16*0.86 inch (Approx.)Material: ABS plasticPower supply: 2 x AAA batteriesDoes not containNotes:Due to different monitor settings, the color may be slightly different from the picture.Due to manual measurement, please allow a slight size difference. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1* Timer2* buckles1* cartonNote Due to different monitor settings, the color may be slightly different from the picture. Due to manual measurement, please allow a slight size difference.