Genuine SWS Teleco SeceuroSense Bottom Slat Transmitter - which takes 2 x 1.5V batteries or 2 x 3.6V batteries by sliding a switch inside the transmitter. This is the later transmitter which had the ability to use either 1.5V or 3.6V batteries as garage door fitters and end users were struggling to obtain 3.6V batteries
We stock the older 3.6V battery version bottom slat trasnmitter also, and the grey Somfy version, please see our related products area at the bottom of this page for those.
Used with SWS seceurosense control panels after August 2016