For BFT MITTO / RCB Garage Door Remote Control, Spec: 2 Key

1. Compact and easy to carry2. Long-distance stable signal transmission, remote control sensitive3. High quality materials, durable and sturdy4. Protection level: IP445. Working frequency: 433 MHz6. Button battery: CR20327. Size: about 4 x 6.4 x 1.6 cm