A flat head screwdriver is used to change the cap if needed or access the battery. Primarily designed for installation within a door, the transmitter can also be used within the frames of windows.
The EV-DW4917 is built with reliable 433 MHz technology, is powered by a replaceable lithium battery and is compatible with all current DSC wireless receivers.
Main Features
Small, compact design
Long-life lithium battery included
Flexible mounting options (screw mount or press fit)
Reliable 433 MHz technology
Powerful, rare earth magnet
Ships complete with flanged/non-flanged, brown/white access caps
