Main power 220V±10% 50Hz Max. speed 4000r/min Max. RCF 2770×g Type of rotor swing-out Power input 350VA Power output 250W Capacity: R1:100ml×4 R2:10ml×20 *R3:15ml×16 *R4:50ml×8 Time range 0-99min Weight 28.5kg Dimensions: 395(w)×470(d)×310(h)mm Regulation stepless indication