Brightness LED display allows you to easily view the numbers from anywhere in your workout space, making it ideal for home garages or commercial gyms. Magnetic strip attaches to iron surfaces; USB rechargeable. 8 fat-burning training modes with time, count-up, and countdown functions. The gym timer features a loud volume, suitable for effective exercise time management. Works well in various environments including home gyms, garages, weight rooms, boxing gyms, yoga studios, and health clubs. Digits: 6 + 5 function indicators Control mode: 5 buttons Visual range: 5.5 m (without brightness adjustment) Charging time: 2.5 hours (off state) Battery life: 10 hours Battery capacity: 1500mAh Charging port: Type-C Charging voltage: 5V Wi-Fi function included Magnet adsorption weight: 0.95kg Compatible surface: iron metal Timer magnetic surface location: back Buzzer sound level: 85dB Sound level setting: 1 Color: Black Material: ABS Size: 130 x 39 x 23.5mm Package Contents: 1 x Gym Timer 1 x USB Cable Note: Light and display differences may cause slight color variation between the image and actual item. Measurement error allowed is +/- 1-3cm.