Wifi Zigbee Pir Motion Sensor Smart Home Detector, Infrared Security, Works. Introducing a Versatile Smart Home Motion Sensor That Seamlessly Integrates with Your Existing Systems. Choose Between the Zigbee and WiFi Versions for Optimal Compatibility with Your Setup. The Zigbee Version Utilizes the Zigbee Protocol and Requires a Tuya Zigbee Hub or Tuya Multi-mode Gateway for Operation. It Can Be Connected to Alexa Via Specific Echo Devices Like the Echo 4th Generation and Echo Show 10. Note That It Does Not Support WiFi or Alexa Route Creation. The WiFi Version Connects Directly to Your 2.4GHz WiFi Network, Eliminating the Need for a Hub. Similarly, It Doesn't Support Route Creation on Alexa, Ensuring Smooth Performance. Both Versions Require Two AAA Batteries (not Included) and Boast Certifications from CE, FCC, and RoHS, Guaranteeing Reliability and Safety. Compatible with Smart Home Platforms Such As Alexa and Tuya, These Sensors Are a Smart Addition to Any Home Automation Setup. Features Summary: - Zigbee Version: - Requires Tuya Zigbee Hub or Multi-mode Gateway - Works with Specific Echo Devices - Does Not Connect to WiFi - No Battery Included - WiFi Version: - Connects to 2.4GHz WiFi - No Hub Required - No Battery Included - General: - Power Supply: Two AAA Batteries (not Included) - Certified: CE, FCC, RoHS - Smart Home Platforms: Alexa, Tuya.