Brightness LED display, you can easily see the bright numbers from all corner of your workout space, it is perfect for your home garage or commercial gym. Magnetic strip can be attached to iron furniture, USB rechargable. 8 sets of fat burning training mode, time, countup, countdown. The volume of gym is loud enough,which is very suitable for your exercise time management. It works perfectly in many different settings: home gym, home garage, weight room, boxing gym, yoga room, health club etc. Digits: 6 +5 function indicator Control mode: 5 buttons Visual range: 5.5 m (without brightness adjustment) Charging time: 2.5 hours (off state) Endurance: 10 hours Battery capacity: 1500mA Charging port: Type_C Charging voltage: 5V With Wifi Function Magnet adsorption weight: 0.95kg Adsorbed : iron metal with adsorption : back Buzzer: 85dB Sound level: 1 Colour:A:black Material: ABS Size:130 x 39 x 23.5mm Package Contents: 1x Gym 1x USB Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.