Huanyu Huanyu mainly provides instruments and tools. We provide voltage customized services, specific requirements can be contacted by email, we will respond promptly.After your order is confirmed, the product usually takes 5-10 business days to arrive to your hand. Application Polishing Machinery for Eyeglasses / Metal Product / Jade Article, etc. Description Shock absorption design, stable performance, high efficiency and low noise Specifications: Rated voltage: 220V/110V Rated frequency: 50Hz/60Hz Fixed power: 120W/150W/200W/250W Working system: S2 30min Safety Speed: 35 m/s Synchronization speed: 3000r/min Net weight: 3.4kg/3.4kg/7.6kg/6.9kg Friendly Reminder When purchase, please confirm the product is from our Huanyu Instrument, otherwise we can't ensure the quality and after-sale service.We will try our best to provide you the best product and service, welcome to buy our product.