The outer casing is made of high quality plastic material, which is environmentally friendly, safe and . The minimum time set is 1 minute, and the maximum time set is 30 minutes. The time is very accurate. The large time scale allows for quick settling of time and clear reading times, and the LED indicator can alert you if the electrical equipment is working. Energy saving, pumps and household appliances work according to the time you set, without anyone taking care of them. It is very easy to install a wired connection type, it has a common wall socket panel and is also easy to replace. Can be widely used to control pumps and household appliances, such as water dispensers, , air conditioners, electric fans, heaters, rice cookers, aquariums, routers, mobile phone chargers, electric bicycles, etc. Our timer socket is widely used in controlling water pump and your home appliances, it could control the required time and help save much energy . Easy to install and simple to operate. And it has large time scale for setting and reading time quickly and clearly, and led indicator also could remind you whether the electrical equipment is on working. Its shell is made of high-quality plastic material, so it is really a kind of perfect household essential, you're worth it! Condition: Shell Material: Plastic Color: White Voltage: AC 220V/50Hz Max Power: 2200W Max current: 10A Setting Time Range: 1-30 minutes Size(L x W): . 8.5 x 8.5cm / 3.3 x 3.3inch Weight: . 112g/Set Package Included: 3 x Timer Socket 6 x Screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.