... low noise 5. long service life Liftking brand electric chain hoist is a small lifting equipment, small size,light weight, ... can be used safely under high frequency.7. Chain: This chain can be safety used in poor environment such as ... -690VControl Voltage24V/36V/48VNo. Of Chain1111211232Spec. Of Load Chainφ6.3φ7.1φ10.0φ10.0φ7 ... 1φ11.2Net Weight(Kg)547414415086148159168102184 500kg Electric Chain Hoist 110v