Three speed intelligent speed regulation to meet your different needs; Perfect compatible with all kinds of fan lights; The model can pass through the wall, even if the distance is far, the effect can be guaranteed; Can set sleep time, let you sleep at ease; The product has designed the cooling hole to extend the service life; Each remote control is independent and will not interfere with other devices; Simple operation, easy replacement with the original remote control; Small and portable. NOTE: 1. Power on and light up by default; 2. Wall fans and desk fans are not applicable; 3. Fan with negative ion and frequency conversion function is not applicable; 4. If you have any use questions, please consult us; 5. This product does not contain batteries 6.The latest version needs two No.7 batteries. Specifications: Product size:14*12.5*3.5CM Product weight:169g Load power: fan 200W Rated voltage: 85 ~ 265V Battery model: 23a Material: PC Specifications: -Material safety and reliability -Easy to install -Remote control distance -Intelligent timing -Three level regulation Package Included: 1X smart remote control