Convert any existing wall switch into a smart switch without changing the wiring or running new cables with Shelly 1L. The first device in the world that is able to automate even the appliances wired with no neutral present. Thanks to its small size and wide range of voltage support, it's a real innovation!

Shelly 1L has an embedded webserver is designed for installation in a limited space, such as wall switches can function as a standalone device, as an accessory to a home automation controller, or it may be used as another automation system's component can control any other Wi-Fi device in your home temperature protection POWER Power supply AC 110-230V ±10%, 50/60Hz Power supply DC No SPECIAL FUNCTIONS Device temperature protection Yes Overload protection No Power measurement No Dimming No Working without a neutral line Yes FEATURES Channels 1 Channel Maximum load 4.1A (5A for short operation) Minimum load - no neutral connected, with bypass None Minimum load - no neutral connected, without bypass 20W resistive load Minimum load - with neutral connected None Operational temperature 0°C to + 40 °C Device power consumption < 1 W Intelligent On/Off Yes Local and remote control Yes Sunrise/Sunset Yes Weekly Schedule Yes UL Listed option No SUPPORTED LOAD TYPE - WITH AND WITHOUT NEUTRAL Capacitive Motor starting capacitors, Generators, Synchronous motors Inductive Led lights, Transformers, Fans, Motors Resistive Lights, Electric heaters SUPPORTED LIGHT TYPES Dimmable LED Yes Fluorescent lamps Yes Fluorescent tubes Yes Halogen lamps Yes Incandescent lamps Yes Neon lamps Yes Non Dimmable LED Yes CONNECTIVITY Wireless/WiFi Protocol 802.11 b/g/n Radiofrequency 2400 - 2484 MHz Radio signal power 1mW Range up to 50 m outdoors and up to 30 m indoors (depending on the building materials) DIMENSIONS Size 42mm x 36mm x 14 mm