●Detects glass breakage, door and window opening. Double Security
Description
Security Sensor DROP Sensor II: A loud alarm will occur when the window glass is destroyed or when the window is opened or closed. Size: Approx. 2.0 x 0.3 x 3.9 inches (5 x 0.8 x 10 cm); Weight: Approx. 1.4 oz (40 g); Material: ABS resin.