1、Support Wi-Fi ceiling fan and lighting controller, you can use your mobile phone to control the ceiling fan no matter where you are. 2、Voice Control Compatible for Amazon / Google alexa allows you to easily command iFn03 to turn fans and lights on or off without any manual operation. 3、The fan can be adjusted between low speed, medium speed and high speed, and can be turned on and off at any time during the day or night or all day. 4、Equipped with RM433 remote control, let you control the product at home. 5、The Scenes feature in the app allows you to control one or more SONOFF devices simultaneously by clicking on them quickly. Features: 1. Support Wi-Fi ceiling fan and lighting controller, you can use your mobile phone to control the ceiling fan no matter where you are. 2. Voice Control Compatible for Amazon / Google alexa allows you to easily command iFn03 to turn fans and lights on or off without any manual operation. 3. The fan can be adjusted between low speed, medium speed and high speed, and can be turned on and off at any time during the day or night or all day. 4. Equipped with RM433 remote control, let you control the product at home. 5. The Scenes feature in the app allows you to control one or more for SONOFF devices simultaneously by clicking on them quickly. Specification: Condition:100% Brand New Material: PC V0 Color: As shown in the picture Product Size: Approx.11.5x5.5x2.5cm / 4.5x2.2x1.0in Remote Control: Approx.8.5x4.5x1.2cm / 3.3x1.8x0.5in Working Voltage: AC 100V~240V Working Frequency: 50Hz/60Hz Working Temperature: -20~40 (°C) Total Load Power: 10A/2200W Remote Control Distance: Infinity Light: AC100-240v 50 / 60Hz 3A Tungsten Lamp: Maximum 660W / 220V LED: 300W / 220V Fan: AC100-240V 50 / 60Hz 2A Wi-Fi: IEEE 802.11 b / g / n 2.4GHZ RF Remote Control: 433.92MHZ Battery: 12V27A alkaline battery Scope of Application: Family, office, school, etc. Package List: 1 x Ceiling Fan Controller 1 x Remote Control 1 x Instruction Manual