1,[Phone Remote Control] Use your phone to make a call or send a message to this GSM socket to turn the power socket on or off to control appliances. 2,[Set 5 Group Numbers] Wireless socket can work anywhere with GSM signal, and can set 5 groups of main numbers, so you can use it with confidence. 3,[Durable Material] The smart outlet is made of high quality ABS material, which is durable, safe, stable performance, and can be used for a long time. 4,[Multipurpose] This smart power socket can control water heaters, motors, switches, lights, rice cookers and other electrical appliances. 5,[Widely Application] This smart power socket is widely used in many situations, such as bedroom, living room, household, dormitory, office, etc. Item Type: Smart Socket Material: ABS Current: 10A Rated Frequency: 50Hz Master Number: 5 groups can be set GSM Socket Initial Password: 0000 Socket Control Mode: Message, dial ringing, key Weight: Approx. 163g or 5.7oz 1 x Smart Socket 1 x Chinese And English Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.