Electronic Football Referee Substitution Board 60cm Waterproof Built-in Battery Soccer Sub Board for Player Change & Injury Time Display, Match

Details

• Match-Ready Substitution & Injury Time Display: Clear LED substitution board designed for football referees to show player changes and added time quickly and visibly.
• Rechargeable Built-In Battery: Integrated polymer lithium battery recharges in about 3 hours and delivers over 3 hours continuous use; under typical match use one full charge supports 12+ displays.
• Three Size Options: Available in 60 cm, 70 cm, and 82 cm choices to suit different levels of play while remaining lightweight for easy handling.
• Sunlight-Readable High Brightness: Dual-color red and green LEDs provide strong outdoor visibility and remain legible even in direct sunlight.
• Durable Weather-Resistant Construction: Robust pure aluminum frame and sealed design let the board perform in rain and wet conditions while not intended for submersion.