This replacement garage door opener is a reliable and high-quality substitute for original garage door openers, designed to ensure smooth operation and enhance safety and convenience. The remote control operates at 868MHz with 2-channel functionality, providing broad coverage and extended range. It is ideal for controlling multiple garage doors or as an additional remote for versatile access. Compatible with 868MHz Marantec Digital Series models 302, 304, 382, 384, 313, 321, 323, Marantec Command 131, and Marantec Comfort 250.2. Not compatible with Marantec 433MHz models. The remote features a durable plastic construction with a matte finish for a secure grip. It includes built-in batteries for extended lifespan, offering a durable and cost-effective solution. Color: Gray. Weight: 80.0g. Package Contents: 2 x Garage door opener remotes (other items not included). Note: Slight color variations may occur due to lighting and screen display differences. Measurement tolerance is +/- 1-3cm.