Wireless push-button detector, in a blue housing with the inscription HOUSE ALARM, for surface mounting. The polycarbonate push-button is resettable, no glass pane required. Activation is indicated by a striped flag on the push-button. Reset with key (1x included). Occupies an address in the 9000 system. Radio frequency: 868MHz. Power supply: 1x 3V CR2032 lithium battery (included). Dimensions: 87 x 87 x 58mm. Replacement key (item no. 33207) optionally available.