Friedland Wireless 433mhz PIRs - this listing is for one pack of two wireless PIRs for your Standard 433Mhz alarm system. 

If in doubt whether this will fit your system please check with the Friedland technical helpline first on the number below!! 

No wiring needed - full instructions provided, batteries included and there is also a technical helpline - 0870 850 3015, and a customer helpline 0844 736 9149, if you have any difficulty installing these please talk to Friedland.  

150 metre transmission range, 12 metre detection range  

Payment by Paypal is preferred.

Any questions please email and I will be happy to help!