Vesternet is having a weekly Monday sale on various Z-Wave products.

I bought a couple of Fibaro Z-Wave Universal Door & Window Sensor 2 Gen5 from Vesternet for £28.67 (S$52) each.

Fibaro Z-Wave Universal Door & Window Sensor 2 Gen5 - Box Front
Fibaro Z-Wave Universal Door & Window Sensor 2 Gen5 – Box Front