Manual analogical push-button of alarm route I remove for use in interior. Designed and made with regard to procedure EN54-11, EN54-25 and EN300-220. Equipped with LED of alarm. Transmitter incorporates route I remove of 16mW and double source for alkaline batteries (6 units AA) that guarantee the functioning of the push-button for 5 years being this one, totally supervised. It is supplied with base of surface, crystal and key of rearmament or test. Red color. Protection degree IP24. Dimensions 87 x 87 x 61,5 mm. Frequency of work of 868MHz.