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Top Speed and Quality yag laser marking machine for pcb BCJ-100W

yag laser marking machine for pcb 1.High rate of electricity transportation. 2.Function is stable

72KPH top speed , 48V 1500W Electric bike conversion kit

48V 1500W Ebike conversion kit 1. 2 Years Warranty 2. EN15194 certificate 3. 45KM/H ,

MOTORLIFE CE&ROHS APPROVAL e bike kit top speed 30km/h

MOTORLIFE e bike kit wheel size 20"24"26"28"700C 250w DC brushless motor professional ebike kit supplier CE&ROHS certificate