Power supply: 220VAC 50Hz 220VAC 50HzMotor's power: 90W 220VAC 80W 24VACMax length of Boom: 6M 6MTime for up/down: 2S(for 1-3M) 2S(for 1-3M)6S(for 4-6M) 6S(for 4-6M)Environment temperature: -20--50 -20--50Protection class: IP44 IP44