Feature: 1. Digital Remote Transmitter: Intelligent and unique remote controller created by the latest modern design and technology. Let technology bring you a convenient life. 2. 1000m Remote Control Distance: The remote control distance of this intelligent remote controller is 1000 meters. Enough for home use, and also very suitable for use in office buildings or factories. 3. Durable PE Material: The remote transmitter housing is made of durable PE material, which is wear proof and not easy to break. It is durable and has long service life. 4. Compact and Portable: Small in size and light in weight, the digital remote transmitter is easy to store and carry. It is easy to operate and use. The elderly and children are also easy to operate. 5. Scope of Application: The remote controller is widely used, mainly for electric retractable doors, elevators, road doors, rolling shutters, garage doors, sliding doors, LED lights, fireworks igniters, bus door remote controls, alarms, etc. Specification: Item Type: Digital Remote Controller Material: PE Weight: Approx. 40g/1.41oz Size: 37x110mm/1.46x4.33in Operating Frequency: 433M Coding Format: Fixed learning code 2262 Modulation Mode: ASK Remote Control Distance: 1000m (open place without interference) Battery Type: Dry battery (delivered without battery) Battery Model: 23A 12V Number of Batteries: 1. Package List: 1 x Digital Remote Controller