RK3+1 Radio Key Is A Compact And Attractive Fully Waterproof Radio Key.

The Unit Is Fully Sealed And Is Powered By A Lithium Battery With An Expected Life Of 10 Years, (Assuming 7 Transmissions Per Day).

The Four Buttons Provide Arming, Disarming, Panic And An Additional Separately Coded Aux Button For Use With Ness Control Panels Or Standalone Radio Receivers.Rk3+1 Is Designed To Be Compatible With Previous Models OfNess Receivers And Radio-Enabled Control Panels Which Do Notaccept Ness RK4 4 Button Signals.

Of Course RK3+1 Is Also Compatible With All Current Ness Receivers And Radio-Enabled Panels

NOTE 1: The RK3+1 is classified as a 3 channel radio key with a separately encoded extra channel (the AUX button). Note 2: Although similar in appearance to the RK4 radio key, the AUX button on this unit does not have the same function as the AUX button on the RK4. See Button Functions. Note 3: When using this radio key on D8x/D16x rev7.8 and later, the panel option P68E 3E "Long radio message" must be turned OFF