SONOFF
China
Chinese smart home device manufacturer under ITEAD. Produces affordable Zigbee and Wi-Fi smart home sensors, switches, and buttons. Known for excellent Home Assistant and eWeLink integration.
Official website
SNZB-01P
SNZB-01P Zigbee Wireless Button
Sonoff.tech Aliexpress.com Domadoo.fr Amazon.com
2 years (typical)
CR2477
SNZB-01M
SONOFF Orb 4-in-1 (SNZB-01M) 4-Button Zigbee Scene Switch
3 years
CR2477
4-button wireless Zigbee scene switch (Orb 4-in-1 / Fusion); up to ~16 custom actions
SNZB-01
SONOFF SNZB-01 Zigbee Wireless Button
double long single
SNZB-01-V2
Amazon.com Aliexpress.com Banggood.com Domadoo.fr Geekbuying.com
ZBMINIL2
SONOFF ZBMINI L2 Zigbee Smart Switch (No Neutral)
CE, FCC
In-wall Zigbee smart switch module (no neutral); works with external toggle/momentary switch
eWeLink; Zigbee 3.0 -> Hue/SmartThings/Home Assistant (ZHA)/Zigbee2MQTT