Feature: 1. LARGE CONTROL RANGE: This garage door remote control is sensitive and anti interference, the wireless transmitting distance is up to 100m. 2. SECURE ENCRYPTION: 4 button garage door remote prevents hacking and offers the highest grade of encryption security +2.0. 3. EASY TO PROGRAM: Easy to install and program in minutes, easy to follow wireless programming, eliminates the need for electrical connections close to the garage opening. 4. MULTI APPLICATION: Can be used in anti theft systems, door barriers, home appliances, lighting, industrial control and industrial security, etc. 5. COMPACT AND PORTABLE: Compact and lightweight garage door opener remote, easy to carry. It is an easy choice to replace lost or damaged remote control. Specification: Item Type: Garage Door Remote Duplicator Material: ABS Wireless Transmitting Distance: Approx. 100m / 328ft Battery Type: 1 x Button Battery CR2032, Battery Capacity: 220mAh (With Built in Battery Delivery) Gross Weight: Approx. 26g/0.9oz Scope of Application: Remote Control Switches, Anti Theft Alarms, Remote Control Electric Rolling Door and Window, Wireless Remote Control Garage Doors, Wireless Remote Control Rolling Gates, Wireless Remote Control Road Gates, Water Pump Remote Control, Industrial Control Products, etc.. Package List: 1 x Garage Door Remote Duplicator1 x Lanyard1 x Instruction Manual