YATOINTO Electric chain hoists are durable, compact, and quiet, operating smoothly to lift and move heavy loads. SPECIFICATIONS: Material: Steel Capacity: 660 lb Lift Speed: 13 ft/min Volts: 120 Watts: 420 Remote Control Distance: 4.9 ft Chain Bag Included: Yes Chain Diameter: 5 mm PACKAGE LIST: 1 x ELECTRIC CHAIN HOIST1 x USER MANUAL1 x TEST CERTIFICATE Easy to handle and easily serviceable, saving costs related to labor.Reduce power consumption and the duration of time taken to complete any material lifting and handling application.The hoist's motor is insulated to resist heat damage and has an electronic thermal protector that senses an increase in the motor's temperature, or if it has run too long, and shuts the motor off until fully cooled. YATOINTO Electric chain hoists are designed to handle the toughest jobs to ensure the performance you need to work quickly and efficiently, for maximum productivity.