Buy SONOFF RE5V1C Relay Module 5V DC WiFi DIY Switch Inching/Self-locking Modes at affordable prices — free shipping, real reviews with photos — Joom
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Easy way to add manual switch to Sonoff Basic (with status toggle) without flashing? - Hardware - Home Assistant Community
Can Sonoff devices work without internet? – Home Tech Time
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Sonoff Basic with reed switch input, can I still use eWeLink somehow? No hub. : ITEAD Customer Care Center
3pcs SONOFF MiniR2 Two Way Smart Switch 10A AC100-240V Works with Amazon Alexa Google Home Assistant Nest Supports DIY Mode Allows to Flash the Firmware - Digital Zakka