Send the following on WhatsApp
Continue to ChatSonoff SNZB-04 Wireless door/window sensor https://ewelinkcommunity.net/device-lists/zigbee/sonoff-snzb-04-wireless-door-window-sensor/
Sonoff SNZB-04 Wireless door/window sensor https://ewelinkcommunity.net/device-lists/zigbee/sonoff-snzb-04-wireless-door-window-sensor/