sonoff smart light switch, 2.4ghz wifi alexa light switch, works with alexa google home brilliant smart switch, t5 1 gang 1 way smart touch wall switch, neutral wire required smart life light switch is up for auction in Tools & Home Improvement. The current bid is $1.00, 96% below the $23.79 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.