General description This 2PCS 433MHz Universal Gate Remote Control is designed for wireless cloning and duplication, making it ideal for various applications such as rolling doors, retractable doors, and road gates. Before purchasing, ensure that your device's frequency and IC chip model are compatible with this remote control. Technical specifications Working current: ≤ 18mA Working frequency: 433.92MHz Code: fixed code or learning code Modulation mode: ASK (AM) Transmission distance: 50-100m Encoding type: auto copy Working temperature: -20 °C to +50 °C Confidentiality: strong One-to-one key copy Each key password is saved individually Continuous repetitive copy capability: up to one million times Installation Step 1: Clear the history code from the duplicator by pressing buttons A and B until the LED flashes 3 times. Step 2: Release button B while keeping button A pressed, then press button B slowly three times until the LED flashes again. Release button A to finish clearing the