SONOFF SNZB-04P Zigbee Door/Window Sensor – 6 Pack, 5-Year Battery

Upgrade your smart home security with the SONOFF SNZB-04P door/window sensor. Compact, tamper‑proof, and powered by a CR2477 battery lasting up to 5 years.

Key features:

• Zigbee 3.0 compatible – works with SONOFF hubs, Echo Plus, Alexa, Google Home
• Immediate app notifications for open/close, tamper, and low‑battery alerts
• Local scene linking – functions even if the internet drops
• Easy installation – battery‑only, no wiring
• 6‑piece pack for whole‑home coverage