independent button type 1.5-inch gym interval timer, suitable for gym exercise/school/home exercise/weightlifting room/boxing gym/indoor climbing Function: Real-time clock (supports 24H/12H), precise stopwatch (minute/second/millisecond), interval timer, count up/countdown (hour/minute/second, minute/second/millisecond). The distinctive yellow buttons can replace the remote control to start and stop the device. 【Built to Last】 Upgraded Aluminum Alloy Housing + 80dB Adjustable Buzzer – Unlike plastic gym timers that crack or fade, our timer is crafted from rugged aluminum alloy for serious durability in home gyms, garage gyms, boxing rings, or CrossFit boxes. The built-in buzzer delivers a loud 80dB alert—clear even with music blasting—and can be turned on/off with one click. No more missed intervals or annoying beeps at the wrong time. 【10 Custom Interval Programs + Preset Modes】 Train Like a Pro – Save up to 10 personalized workout programs (P0-P10) with 9 custom intervals each. Set your work time, rest time, and rounds (up to 99 rounds) for Tabata, HIIT, EMOM, or FGB. Once programmed, recall your routine with one button—perfect for group training, personal coaching, or solo workouts. Also includes standard countdown, count-up, stopwatch, and real-time clock (12/24H). 【Independent Stopwatch Button + Long-Press Reset】 Effortless Timing – The large external button gives you gym-quality control: press once to start, twice to stop, three times to resume. Hold for 3 seconds to reset to your preset time. No more fumbling with tiny phone screens or confusing remotes mid-workout. The button cord extends up to 200 inches, so you can place the timer high on the wall and control it from the floor. 【Super Bright 1.5" LED Display + 5-Level Dimming】 See It from 40 Feet Away – Extra-large 1.5-inch digits with 5 adjustable brightness levels ensure you can read the time clearly from across any room—bright gyms, dim garages, or outdoor training. The 11" wide screen displays hours, minutes, and seconds (HH:MM:SS format) with millisecond accuracy for stopwatch mode. All operations can be completed with one click. 【2-in-1 Mounting + USB Power】 Ready for Any Space – Comes with both a tabletop stand and wall-mounting brackets. Place it on your desk for study or cooking, or mount it on the wall as a permanent gym clock. Powered via USB (adapter included) – plug into any outlet or connect to a power bank for portable use, so you never have to worry about power interruptions during workouts. Perfect for home gyms, school gyms, climbing walls, martial arts studios, and even commercial fitness centers.