1. WORK STANDALONE, EASY TO USE: Wifi PIR motion sensor with APP Remote Control. Use Tuya APP for free, it can be used independently by connecting to WIFI without connecting to the alarm main unit. Minimalist screen, easy operation. Real-time monitoring of whether there is anyone through the Tuya APP; when movement is detected, an alert will be pushed to your phone, clear at a glance. Can be used with Alexa, Google Home and Siri. 2. WIDE DETECTION AREA: Smart wifi motion sensor adopting Fresnel optical lens detection technology. 12m detection distance, 110-degree fan-shaped effective detection angle, helping prevent crawling underreport through undetected behavior. 3. ACCURATE ALARM: The indoor motion detector with reflecting mirror detection technology can accurately alarm even in strong sunlight (Anti-white light 7000Lux), realizing real-time monitoring day or night. Helps prevent false alarms or underreport from pets under 25KG. A complete stand-alone motion sensor based alarm system suitable for shed, kitchen, room, boat, garages, etc. 4. LOW BATTERY WARNING: Using smart recognition technology, powered by 2pcs AAA batteries. Ultra-long Standby Time with 30ua working current can last for six months without battery replacement. When the battery is low, the indicator light turns green, and a remote reminder is sent to the phone. (Important Note: Do not install it in places like shops and malls where people come and go frequently, as the battery will run out quickly due to frequent alarms.) 5. PROFESSIONAL WORRY-FREE WARRANTY: Motion sensor alarm serves as a second protection for home security, bringing better safety. You will enjoy professional return and exchange warranty from the day you receive the home security alarm. It is considered essential for home use.