‎5.31 x 3.74 x 1.93 inches

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【Note】Neutral Wire Required; Only Supports 2.4 GHz Network (Not 5 GHz); Not Dimmer Switch.
Smart Remote Control Switch – Turn electronics on or off from anywhere with your smartphone using the Ewelink App (Compatible with Android & iOS) and get the sync status of your smart switch.It doesn’t support Home Kit.