Shelly Blu Wall Switch 4 ZB DK Grau 3em switching current DC 10 A

Shelly Blu Wall Switch 4 ZB DK Grau 3em switching current DC 10 A switching current DC 10 A SPECIAL FEATURES Potential free contacts No Shutter operation No Device temperature protection Yes Overload protection Yes Power measurement Yes Neutral conductor required Yes FEATURES CPU ESP32 HTTP HTTPS webhooks Yes Custom scripts (mJs) Yes Ambient temperature 20°C to +40 °C Device self consumption Smart on off Yes Local and remote control Yes Sunrise Sunset Yes Weekly schedule Yes UL certification UL mark No CONNECTIVITY Wi Fi Yes Wi Fi range up to 50 m outdoors and up to 30 m indoors (depending on building materials) Bluetooth Yes DIMENSIONS Size 42 x 38 x 17 mm Voltage protection Cutoff: