Sonoff POWR3 smart switch with energy metering and limiting

The Sonoff POWR3 is an in-wall smart switch that switches a connected load and meters its energy use. It can also put a limit on consumption. The maker's description gives no further technical data.

• Type. in-wall smart switch
• Features. switching, energy metering, consumption limit
• Model. POWR3
• Manufacturer code. 6920075776768