LED backlight clearly displays screen information in low light conditions. A protective plastic film is included on the screen to help safeguard the display. Multi-function: Features stopwatch, time, countdown, and alarm modes. Split recall memory: Stores up to 39 lap times with recall function. Alarm and mute function: Allows user to turn off the alarm sound and silence the beeper. Ideal for sports and football matches, suitable for coaches, training, runners, adults, and children. Focused on high-quality items, quality is our priority, and this stopwatch delivers reliable performance. Stopwatch Instructions: 1. How to turn on/off the alarm? – Press the "M" button to switch to "Alarm Clock" mode, then press the "S" button once to activate or deactivate the alarm. 2. How many modes are available? – Four modes: Clock, Stopwatch, Countdown, Alarm Clock. Plastic film: Can be removed before use or left on the screen as it causes minimal visual interference. Color: Silver Material: Metal Size: 74 x 60 x 15 mm Package Contents: 1 x Stopwatch (with battery installed) Note: Light and screen display differences may cause slight color variations between the image and the actual item. Measurement error allowed within +/- 1-3 cm.