Description Note: The supplier don't provide the US plug，so if you want the US plug，we will send you the UK plug and an US adaptor.Hope for your kind understanding. Features: New Cellphone Phone PDA GSM RC Remote Control Socket Power Smart Switch Brand new and high quality. You can control the GSM switch through rings or short messages. It can control water heaters， electric motors， electric doors， lights， rice cookers and other appliances. Whether you're on the road or in the office， easy and low-cost to control remote appliances. Wireless remote water pump. Package Including: 1 x GSM switch 1 x user manual