Universal 868mhz Garage Door Remote Compatible With Sommer 4020 Tx03-868-4. Gadoore SM4020 TX03 868Mhz Garage Door Remote The Gadoore SM4020 TX03 868Mhz Remote is the Ideal Solution for Controlling Your Garage Door Seamlessly. Designed to Be Fully Compatible with Sommer Models Like the 4026 TX03-868-2 and 4020 TX03-868-4, This Remote Operates on the Robust 868Mhz Frequency with a Reliable Rolling Code System. Key Features: - Frequency & Compatibility: Operates at 868.8 MHz, Compatible with Several Sommer Models Including 4026 and 4020 Series. - Channels: Supports a 4-channel Setup for Versatile Functionality. - Battery: Includes a CR2032 Battery for Immediate Use. - Compact Design: Measuring 87 X 24 X 17 Mm and Weighing Approximately 30 G, It's Designed for Easy Handling. - User-Friendly Programming: Simple Code Transmission from the Manual Remote Control to the Radio Receiver, Ensuring Fast and Hassle-free Setup. - Temperature Range: Efficient Performance Between -10°C and +70°C, Suitable for Varied Environments. - Current Consumption: Low Power Usage at Approximately 10 MA, Ensuring Long-lasting Operation. Upgrade Your Garage Access with the Gadoore SM4020 TX03 for Reliable, Efficient, and Secure Control..