Item Type: LED Interval Timer Material: Aluminum alloy, PVC and high-gloss glass Shell Material: New aluminum alloy Product Size: Approx. 27 x 8.8 x 3cm / 10.6 x 3.5 x 1.2in Purpose: Timing, training and fitness Input Voltage: 5V 2A Remote Control Battery: AAA battery x 2 (delivered without battery) 1Have 5 different functions. 12/24 hour clock, stopwatch, countdown or countdown timer and interval timer. 2Can be controlled through wireless remote operation, easy and convenient to use and operate. 3Can remind training fitness, have a buzzer inside the timer, so you can concentrate on exercising. 4Clear LED and high contrast display allows you to see the bright LED numbers from all corners of your gym or home. 5Suitable for gym training and rest, great for both group training or individual home fitness training.1 xCharging Cable 1 xLED Interval Timer 4 x Screw 2 x Holder 1 x Remote Control 1 x User Manual