Sonoff Dual R3 has a hidden secret : r/Not_Enough_Tech

Are new Sonoff ZigBee sensors better? - NotEnoughTech

Sonoff DualR3 Setup + Circuit Diagram FINALLY A WAY TO MAKE A SMART 2 WAY LIGHT SWITCH

Pairing Sonoff Dual R3, 57% OFF

Sonoff Dual-r3 NO-NEUTRAL simple mod circuit

Sonoff Dual-r3 NO-NEUTRAL simple mod circuit

Sonoff Dual-r3 NO-NEUTRAL simple mod circuit

Sonoff Dual R3 has a hidden secret : r/Not_Enough_Tech

New Sonoff Dual R3 has a hidden secret, and I blew it up during the review 🤦‍♂️ [my fault] : r/homeautomation

DUALR3 - SONOFF Official

Sonoff DUALR3 has a hidden secret - NotEnoughTech

Sonoff DualR3 Setup + Circuit Diagram FINALLY A WAY TO MAKE A SMART 2 WAY LIGHT SWITCH

DUALR3 - SONOFF Official

Sonoff Dual-r3 NO-NEUTRAL simple mod circuit

Sonoff DUALR3 has a hidden secret - NotEnoughTech