Smart Wall Switch

Auto Light-on When Check-in Auto Light-off When Meeting Ends Operating Voltage: 100 ~ 250 VAC, 50 ~ 60 Hz Support Overload Protection NFC Enabled WS50X: X=1-Gang, 2-Gang, or 3-Gang PN: Circuit Type(3W/2W)-Switch Type(W11-EU) 3W: 3-Wire With Neutral Wire Max 1000 W per Gang, total 0~2000 W 2W: 2-Wire Without Neutral Wire Max 1000 Wper Gang, total 38 ~ 2000 W W11-EU: White, 86 Type(86 × 86 × 40 mm, 1/2/3-Gang) W12-US: White, 120 Type(118 × 72 × 46.9 mm, 1-Gang)