Wifi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor With App Notification Alert, Contact Sensor For Home Gaming VR Headsets and 24 PE sealed bags

and 24 PE sealed bags for easy filling with sand or gravel (sand not included)

Fully compliant with SFF-8436 and IEEE 802

10 A) without blocking other outlets

Features:Light Absorption

Transform a single USB port into four with the Henrety 4-in-1 USB 3

Wifi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor With App Notification Alert, Contact Sensor For Home Gaming VR Headsets and 24 PE sealed bags24 Hour*7Days Real Time App Monitor The Status Of Doors Or Windows. When The Sensor Is Triggered, Push Notifications Will Be Sent To Your Smartphone. Easily Know When Your Aged Parents Or Children Leave Or Arrive Home, No Need Worry About Your Baby Pets Going Out Of House Without Notice, And Even Can Be Clear When&Nbsp; Someone Enters Your Home.&Nbsp; Specification: App: Tuya Smart Smart Life Appmaterial: Abs Plasticpower Supply: Dc3V 2*Aaa