Shelly Dimmer 2 is a Wi-Fi operated smart switch relay with 1 channel with dimming function and power monitoring and no neutral required.Shelly Dimmer 2 can be used to monitor the consumption of any home appliances, electric circuits, and office equipment individually. Smart Wi-Fi Dimmer for All Electrical Installations - Shelly Dimmer2 is a smart switch unit for luminous intensity adjustment with precise power metering that can fit into all electrical installations. It provides a full set of dimming functionalities and can be used even in houses where the neutral line is missing. Use it to control, dim, and power measures a wide range of halogen lights, dimmable LED, and ferromagnetic transformers between 110-230V ±10%. Control the Lights Based on the Luminosity and Brightness that Suits Your Activities - Shelly Dimmer can be adjusted to follow the natural light outside and switch on the lights earlier on rainy days and adjust the brightness according to your preference and set the most perfect lighting level for reading bedtime stories, watching TV, having dinner, etc Shelly Customer Service - Shelly is one of the fastest-growing Smart Home brands in the world with devices, providing solutions for the automation of private homes, buildings and businesses. We provide our customers with professional support and a 2 years device warranty. Shelly Smart Control App will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation.