Features 1、With ultra bright LED display and buzzer remind, allows you to get the time easily and clearly. 2、Support 12/24 hour clock, stopwatch, countdown, count up and custom interval mode. 3、Pre programmed 8 fat burning training modes like MIIT, HIIT, TABATA FGB, and WRC, great for your workout time management. 4、Built in 1500mAh rechargeable battery. 5、Magnetic backing, you can attach it to the fridge or any metal face. 6、Measures 5.1 x 1.5 x 0.9'', smaller than your cellphone, taking it anywhere you want. 7、Applicable places: bedroom, living room, office, classroom, gym and other indoor places. Specifications: Material: ABS Color: Black Charging: USB charging Charging Port: Type C Charging Time: 2.5 hours Battery: 1500mAh Product size: 13*3.9*2.6cm / 5.1*1.5*0.9in Product Weight: 97g / 3.4oz Digit Length: 25.4mm / 1in Function: 1. Clock 2. Stopwatch 3. Countup 4. Countdown 5. MIIT 6. HIITT 7. TABATA 8. FGB 1 9. FGB 2 10. EMOM1 11. EMOM2 12. WRC 13. Time and beeps for countdown/up and interval timing. Package List 1 * Timer 1 * USB Cable 1 * Manual