SERPHIX 15.2" LED Gym Timer — App & Remote Controlled Interval Clock, RGB Color, 2.7" Digits

SERPHIX 15.2" Gym Timer is a large, customizable LED interval clock you can control by app or remote for workouts, classes, and timed activities.

This wall-mounted digital timer combines a bright 15.2-inch display with app-based customization, remote control simplicity, and voice countdown alerts so you can run interval training, Tabata, EMOM, AMRAP, stopwatch and standard clock functions without fuss. Built for visibility and flexibility, it supports RGB color selection, six brightness levels, Bluetooth time sync, and stores up to nine user presets for quick recall.

How do I set and run custom intervals with the app?

The companion app gives full control over every timing parameter so you can create, edit, and save multi-segment workouts. Use the app to add or remove work/rest modules, name presets, and push programs to the timer for instant use.

• Create up to nine stored programs (P1–P9) and recall them from app or remote.
• Choose from Custom Intervals, Tabata, EMOM, AMRAP, Count Down/Up, and Stopwatch modes.
• Adjust RGB LED color, six brightness levels, and voice alert settings per program.
• Sync time automatically via Bluetooth for accurate hour/minute/second display.

What controls are available if I don’t want to use the app?

If you prefer quick manual operation, the included remote provides essential controls at a glance. The remote pairs with the timer for start/stop, pause, program selection, and volume adjustments—convenient during training when you can’t access your phone.

• Remote offers simple play/pause, reset, and preset selection for fast operation.
• App and remote work together—create in-app, operate with remote.
• Built-in speaker with male/female voice options and six volume levels via remote.
• Timer supports an external mobile power supply or standard outlet with a 95-inch cord.

How visible and audible is the clock for gyms or outdoor spaces?

The 2.7-inch digits on a 15.2 x 4 x 1.5-inch enclosure are engineered for distance readability while RGB LEDs let you pick color contrasts that stand out in different lighting. For non-visual cues, the unit offers voice countdowns, chimes, and ten customizable alarms to keep groups on schedule.

• Large 2.7" LED digits with six brightness settings for clear long-distance reading.
• Customizable LED colors for contrast against gym walls or outdoor environments.
• Voice countdown alerts (male/female) and volume control for hands-free timing.
• Hourly chime, 10 alarms, and Bluetooth time sync for precise clock display.

Can the timer store my favorite workouts and how does memory work?

The SERPHIX timer can save nine user-configured timing programs, making routine workouts one-button operations. Save presets in the app, manage the list at any time, and launch stored programs either from the app or the remote for consistent sessions.

• Nine program slots for commonly used intervals and warmup templates.
• Manage, rename, reorder, and delete presets from the app interface.
• Recall saved programs with the remote or launch directly from the app.
• Supports stopwatch mode and both 12/24-hour clock formats with optional seconds display.

Who is this for: The SERPHIX 15.2" Gym Timer is aimed at athletes, coaches, CrossFitters, personal trainers, garage gym owners, and small studios who need a visible, flexible timing solution. It’s also suitable for outdoor classes or team practices where a combination of readable display, audible cues, and quick preset access speeds up workouts and class flow.