Feature: 1. - Widely working with Sonoff products, including Sonoff Basic, Sonoff RF, Sonoff Pow, Sonoff TH10/16, Sonoff Dual, Sonoff G1. 2. - Simple installation, its blue part enable allows you push to fix the switch to DIN rail or pull to take it down. No external tools are required. 3. - The Sonoff DR comes with 4*M3 screws, which perfectly fit Sonoff\u0027s holes, you don\u0027t need to open any holes. Specification: Description: Sonoff DR - Sonoff DIN Rail Tray Sonoff DR DIN Rail Tray is a switchboard solution for Sonoff products. It allows you to install the Sonoff products to the DIN rail mounted switchboard Note: the DIN-rail is not included in the box. Features: - Widely working with Sonoff products, including Sonoff Basic, Sonoff RF, Sonoff Pow, Sonoff TH10/16, Sonoff Dual, Sonoff G1. - Simple installation, its blue part enable allows you push to fix the switch to DIN rail or pull to take it down. No external tools are required. - Fire-retardant ABS material and the fire rating is V0. - The Sonoff DR comes with 4*M3 screws, which perfectly fit Sonoff's holes, you don't need to open any holes. Specifications: Brand: SONOFF Material: ABS Color: white Size: 111.37*51.46mm. Package weight: Approx.25g/0.88oz Package size: Approx. 12*5*2cm/4.72*1.97*0.79in Note: * Item color may show slight aberration due to different shooting light and monitor display. What's in the box? 1 * Sonoff DIN Rail Tray Package List: 1 * Sonoff DIN Rail Tray