... ballast: Technical parameter:Remark: 12v/35w,12v/50w,24v/35w,24V/50W available Input voltage range:DC9-16V ... or DC9-32V L*W*H:90*78*30mmRemark: 12v/50w,12v/ ... 35w,24v/50w,24V/35W available12v function parameter:*Input voltage range: DC9~ ... 4s,reach rating output power in 8s.* Maximum input electricity: string electricity 6A, reach 3.5A in ...