Fits North American wall boxes and Decora wall plates.

This is the "original" or "older" model that can be opened and reflashed with ESPHome or OpenHASP.

• Name: LCD Smart Light Switch
• Model: L9-HS
• Operating voltage: AC110-250V
• Load power: 200W
• Load type: Incandescent lamp, energy 
• saving lamp, fluorescent
• Wireless standards: IEEE 802.11b/g/n
• Operating temperature: -25 ℃ +60 ℃ 
• Size: 86mmx86mm/120mmx74mm
• Weight: 0.3kg
• Packing box size: 102.6x141x51.1mm
• Panel: Tempered Crystal Glass 
• Bottom materials: Retardant PC