How to Set Up Your Sonoff SNZB-03 Zigbee Motion Sensor

What You'll Need

• Sonoff SNZB-03 Zigbee Motion Sensor
• Zigbee hub (Sonoff ZBBridge, SmartThings, Home Assistant)
• eWeLink app or hub's companion app
• CR2450 battery (included)

Step-by-Step Setup

1. Insert battery: Pull tab or insert CR2450 battery
2. Put hub in pairing mode: Enable Zigbee device discovery
3. Enter pairing mode: Press and hold button for 5 seconds until LED flashes
4. Wait for discovery: Hub will find the motion sensor
5. Name the sensor: Give it a location-based name
6. Mount: Use included stand or adhesive
7. Create automations: Set up motion-triggered actions

Key Features

• PIR motion detection: Detects human movement
• Zigbee 3.0: Works with most Zigbee hubs
• Compact design: Small, white sensor
• 110° detection angle: Wide coverage area
• 6m range: Detects motion up to 6 meters away
• Budget-friendly: Affordable motion sensor option

Troubleshooting

• Not pairing: Hold button until rapid blinking. Move closer to hub
• Home Assistant: Works with ZHA and Zigbee2MQTT
• Cooldown period: Brief delay between motion detections
• False triggers: Avoid pointing at heat sources or windows
• Reset: Press and hold button for 10+ seconds