Audible Alarm, Indoor Siren and Wired 12V Car Siren for Home Security Alarm System

Made of flame retardant ABS plastic, sturdy and durable. Red and blue two colors for you to choose.

Intelligent microcomputer control and stable performance. Receiving alarm signals, alarm with loud sound and flash.

Connect 12V power supply, automatic flash. It needs to distinguish between positive and negative, red to positive, black to negative.

110dB volume, so you can hear the alarm sound anywhere in the house.

Suitable for security guard posts, barriers, roads, tunnels, airports, construction sites as signal lights. It can also be used as a photoelectric alarm output of an alarm host.