Thankyou just noted, problem solved.

Many thanks, works a treat.
only outstanding issue is the screen back-light remains on with a glow at night, otherwise all working great.
thank you

@eyesallin in the node_helper.js

browsers cannot access the system directly.
the node_helper is the mm solution for that

@bugsounet thank you changing to pir_mode 1 fixed the problem. Just for awareness I am running on a RPi 3 B+ Rev 1.3 hence why I didn’t do this sooner.