Ring Contact Sensor (2nd Gen) Spacer Shim Riser Set / custom size to order

Ring Alarm Contact Sensor 1st Gen 4SDAE9-0EU0 BNIB Sealed

Ring Contact Sensor (2nd Gen) Spacer Shim Riser Set / custom size to order

Tapo Contact Sensor (T110) Spacer Shim Riser Set / Custom size to order

Ring Door Contact Sensor Anthracite Grey Covers X3 Sets (2nd Gen Spacer Set 10mm

Ring Contact Alarm Sensor 10, 15 & 20mm and CUSTOM SIZES Spacer Shim White

3 x 3D Printed Ring Contact Sensor (2nd Gen.) 10mm 15mm 20mm Magnet Spacer Set

Motion Sensor Alarm with Remote Control Wireless Infrared Home Burglar Security