4-Button Universal Garage Door Opener Remote – 433MHz Duplicator & Code Cloner Tired of losing your garage remote or needing extra copies for family members? This 4-button universal 433MHz remote control duplicator lets you clone up to 4 different fixed-code or learning-code remotes into one compact, durable device — no programming expertise required. Works with most 433MHz garage doors, gates, car alarms, and home security systems. Key Features Universal Compatibility: Works with most 433MHz fixed code and learning code remote-controlled systems including garage doors, gate openers, car doors, and alarm systems. 4-Channel Cloning: Store and clone up to 4 separate remote signals from 4 different original controllers — all in one handy remote. Durable Metal Buttons: Four sturdy metal buttons designed to withstand everyday use for years to come. Wireless & Cable-Free: Operates completely wirelessly for a clean, clutter-free experience. 433MHz Operating Frequency: Reliable, long-range wireless communication at the industry-standard 433MHz frequency. Battery Included: Comes with a 27A 12V battery — ready to use right out of the box. Compact & Lightweight: Slim profile (55 × 28 × 14 mm) easily fits in your pocket, bag, or on a keychain. Specifications Color Black Size 55 × 28 × 14 mm Operating Frequency 433MHz Encoding Method Fixed Code / Learning Code Battery 27A 12V (included) Battery Capacity 60mAh Channels 4 Compatible Applications This remote duplicator is ideal for use with: Residential and commercial garage door openers Electric gate and barrier systems Car central locking and alarm systems Home security and access control systems Any 433MHz RF wireless remote-controlled device Made in China. How to Clone a Remote Hold your original remote and the duplicator close together (1–3 cm apart). Press and hold the desired button on the duplicator until the LED blinks. Simultaneously press and hold the corresponding button on your original remote. Release both buttons when the duplicator LED flashes rapidly — cloning is complete. Note: This remote is compatible with fixed code and learning code 433MHz systems only. It does not support rolling code systems with proprietary encryption (e.g., KeeLoq). Please verify your existing remote's frequency and encoding method before purchasing. Related Products You May Like 1/2 Channel Tuya WiFi Smart Relay Switch | 16A, Alexa & Google Home Smart Automation Module – Tuya WiFi Switch, App & Voice Control For general consumer product safety information, visit the U.S. Consumer Product Safety Commission (CPSC). Frequently Asked Questions Q: Will this 433MHz remote duplicator work with my existing garage door opener? A: This remote works with most garage door openers and gate systems that operate on the 433MHz frequency and use fixed code or learning code technology. To confirm compatibility, check the frequency and encoding method printed on your existing remote or in your opener's manual. It does NOT support rolling/hopping code systems with proprietary encryption. Q: How many remotes can I clone with this duplicator? A: You can clone up to 4 separate remote signals — one per button. This means you can use a single duplicator remote to control up to 4 different 433MHz devices, such as a garage door, gate, alarm system, and car door all from one convenient unit. Q: Does the remote come with a battery, and how long does it last? A: Yes, a 27A 12V battery (60mAh) is included and the remote is ready to use straight out of the box. Battery life will vary depending on frequency of use, but this type of battery typically lasts 1–2 years under normal use conditions. Q: Is this remote weatherproof or suitable for outdoor use? A: This remote is designed for everyday handling and is compact enough to be carried with you at all times. While it is not rated for submersion or extreme weather conditions, it is built with a durable metal-button design to handle regular daily use outdoors, such as opening a driveway gate or garage door. {"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "Will this 433MHz remote duplicator work with my existing garage door opener?", "acceptedAnswer": {"@type": "Answer", "text": "This remote works with most garage door openers and gate systems that operate on the 433MHz frequency and use fixed code or learning code technology. To confirm compatibility, check the frequency and encoding method printed on your existing remote or in your opener's manual. 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