Wireless push-button detector for TG55xA, house alarm, blue. Wireless push-button detector for integration into a wireless network of TG55xA using a tool-free push-button connection for manual alarm triggering in the application area of e.g. practices, law firms or similar application areas. With the flap closed, an alarm is triggered on all integrated TG55xA. With the flap open, a test alarm is triggered on all integrated TG55xA. The push button insert can be replaced separately after approximately 10 years of low battery warning.