Feature: 1. 1. Sensitive touch: The hidden sensor copper sheet in the hands area provides sensitive touch control. 2. 2. Use: An excellent timer for children or adult game timing tools. 3. 3. Additional port: Equipped with 2.5mm external port can be linked to major brand displays. 4. 4. Use: You will be happier when you play the puzzle cube with this timer clock. 5. 5. Anti-slip design: 4 anti-slip pads are correctly distributed on the back, not easy to slip off. Specification: Specification: Name: Competitive Timer Material: ABS plastic Size: 280*55*22mm/11.02*2.16*0.86 inch (Approx.) Material: ABS plastic Power supply: 2 x AAA batteries（Does not contain） Notes: Due to different monitor settings, the color may be slightly different from the picture. Due to manual measurement, please allow a slight size difference.. Package List: 1* Timer 2* buckles 1* carton Note: Due to different monitor settings, the color may be slightly different from the picture. Due to manual measurement, please allow a slight size difference.