Push-button detector, in a blue housing with the inscription >House alarm<. For surface mounting or for fastening in a standard flush-mounted box. Output: changeover contact NO/NC, max. 3A / 250V AC. Activation is indicated by a striped flag on the push surface. Reset with key (1x included). Delivery includes surface-mounted mounting box and adapter plate for mounting in the flush-mounted box. Surface-mounted dimensions: 85 x 85 x 58mm. Dimensions flush-mounted 85 x 85 x 23mm.