This is a wireless infrared remote controller. It is made of material, durable to use. This remote controller allows you to use your phone app or use along with device (not included) to control infrared devices via , very convenient. Features - Color: Black. - Material: Plastic. - Size: 6.90X6.90X3.40cm/2.71X2.71X1.34 inch. - Controlling infrared device from your phone via smart phone app. - You can also use with smart device (not included) to control IR devices with . - You can use it to control TV, set-top box, electric fan, air conditioner, and etc. - It is manufactured with professional technology to ensure the of the product and can work for a long time. - Fine workmanship and creative appearance ensure its popularity and practicality. Specification - Power supply: 5V-1A. - Infrared frequency: 38-56Khz. - Infrared distance: 7M. - Infrared angle: 360 °. - Maximum current: 110mA. - Maximum power: 0.55W. - Wireless Type: 2.4GHz. - Protocol: IEEE 802. / . - WiFi distance: 45m. - Operating temperature: 0 degree centigrade-40 degree centigrade. - Operating Humidity: 20%-85% non-condensing. - Storage temperature: 0 degree centigrade-60 degree centigrade. - Storage humidity: 0%-90% non-condensing. Package list: 5 Controller