Highlights: Detects open windows & doors. Small & discreet. Simple installation at windows & doors. LED for display of the status..
Features: authentic communication. Battery life-span: 2 years. Technical Specifications: Dimensions: (W x H x D) 32 x 120 x 16 mm. Operating voltage: 3 V/DC (2x button cells LR44). Range: (in the open) 100 m. Battery-operated door/window contact, for the mounting at the window or door frame. Spacer pieces are attached for adjustment to different window wings.