Feature:1. Strong Signal: The signal can pass through the wall, floor and door, and stably control the receiver from anywhere within a reliable distance. The range can get 50 meters without obstacles.2. High Security Level: The remote control has high security, low repetition rate, and is easy to set and learn. When the remote control is lost, it can delete the old code and re learn the new code, so you can always control it.3. 4 Keys Design: The key fob is easy to operate and use with 4 keys even for the elderly and children. Small in size and light in weight, the key fob is easy to store and carry.4. Durable ABS Shell: The shell of the key fob is made of ABS material, which is wear proof and not easy to break. It is durable and has long service life.5. Wide Application: The remote controller is applicable to the burglar alarm of families and shopping malls, the alarm of electric vehicles, automobiles, motorcycles, various door control systems and other intelligent controllers.Specification:Item Type: Cloning Key FobMaterial: ABS zinc alloyWeight: Approx. 20g/0.99ozVoltage: DC12VEmission Current: ≤ 21MAStatic Current: ＜ 0.15uAOperating Frequency: 433MHzTransmission Power: 3-6dBmLaunching Distance: 50M (open environment) Modulation Mode: ASK amplitude modulationBattery: 1x23A alkaline battery 80mAh (included).Package List:1 x Cloning Key Fob