Description: 【433Mhz RF Remote Control】: 433Mhz Electric Remote Cloner, using wireless radio frequency technology, the fixed working RF frequency is 433MHz, the transmission distance is long, there is no directionality, the transmission sensitivity is high, and the signal is stable. 【with 4 Buttons】: Garage Door Remote four buttons could respectively copy four different types of chips, That is a remote control can operate four different types of facilities. Faster copy data speed, not easy losing code, far distance. 【Portable】: Small and beautiful appearance design, compact and lightweight, no wiring required,simple and convenient to use 【Material】:The Remote Control Key Fob is made of high quality ABS and metal material, Electric Cloning Universal Gate Garage Door Opener Remote Control Fobs is durable and reliable to use 【Application】: Vehicles central locking systems,gate doors, garage doors, electronic doors, car sunroofs,alarm systems, heating system, home automation etc. Specification: Material: ABS and metal Size Chart: 72*28*11.7mm/2.83*1.1*0.46inch Package Includes: 1 Piece 433Mhz RF Remote Control (2 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.