Smart Wireless Eyeball Shape PIR SensorSmart Wi-Fi PIR Sensor which works in one small battery (included) that can last for approx a year. Very Small in eye ball design. Get notifications on your smartphone as soon as door sensor is triggered. Supports Wi-Fi network (2.4G only) fast connection easy installation in a few secondsWi-Fi Universal Remote Control with Advanced and remote motion detectionAuto-set scenes customize as per your requirement Free to download ENERJSMART APP for iOS Android systemCompact design to save your spaceWorks with IFTTT. Combine other ENER-J products with this product and make your home a complete smart oneTechnical Specifications:It supports Bluetooth: V4.1 and above.It is IPX4 Waterproof.It can be connected with 2 devices.It has CVC 6.0 noise reduction.It charges fast and has play time up to 4 hours.It comes with a power display and inbuilt Mic.It has auto connect features and has automatic sleep feature.Product Size: 36*5*2.5cmEva box Size: 11*6.5*3.5cmColorbox size: 11.5*8*5cm:Features: 2.4GHz protocol is more stable faster and more convenient.Smart remote control to make your home smarter. Advanced Motion Sensor PIR detect people or animals that are moving 7m detection distance whether day or night can be real-time monitoring. Battery Wi-Fi powered and have a mount bracket easy to put on ceiling or tablet etc. Provides remote home monitoring. Set push notifications to your mobile devices or sound and vibration for early alert of motion detection in your home. PLUG & PLAY with ENERJSMART app No hub required simple download "ENERJSMART" app on for iOS and for Android. Read less Technical Specifications: Battery: CR123A x 1 Standby time: 5 years Use time: 1 year (25 times/day) 2years (10 times/day) Sensitivity distance: 7m Sensitive angle: 110° Standby current: 20uA Wireless Type: 2.4GHz Protocol: IEEE 802.11b/g/n Wi-Fi distance: 45m Operating Temperature: 0°C~40°C (32°F~104°F) Operating Humidity: 20% ~ 85% Product Size: 50x48x48mm