This is a CRAWFORD RCU 433 4K high quality original 4-channel remote control. Frequency: 433.92 MHz Rolling code. It comes with an instruction and batteries. The the remote programming procedure is very easy and requires no special equipment. This remote is compatible with the gate remote controls : Crawford EA433 2KM, Crawford EA433 2KS, Crawford EA433 4KM, Crawford EA433 4KS, Crawford EA433 4K, Crawford RCU 433 2K, Crawford RCU 433 4K and Crawford N002800! It also compatible with the NORMSTAHL remote controls like : Normstahl EA433 2KM, Normstahl EA433 2KS, Normstahl EA433 4KM, Normstahl EA433 4KS, Normstahl EA433 4K, Normstahl RCU 433 2K, Normstahl RCU 433 4K and Normstahl N002800! If you want to increase the remote control reception range up to 150-200 meters, then you can connect this aerial: https://www.amazon.com/dp/B01MSRPVD2 . IF YOU HAVE ANY QUESTIONS ABOUT YOUR PURCHASE PLEASE CONTACT US!

• 4-channel remote control!
• Compatible with: Crawford EA433 2KM, Crawford EA433 2KS, Crawford EA433 4KM, Crawford EA433 4KS, Crawford EA433 4K, Crawford RCU 433 2K, Crawford RCU 433 4K and Crawford N002800!
• Frequency 433.92Mhz rolling code!
• Battery and instructions included!

4-channel remote control!Normstahl