linear actuator, digital electric meter hack

Product DescriptionHB-DJ808 without limit switch:HB-DJ808 with limit switch:SPECIFICATION Of Linear Actuator(Model No.:HB-DJ808)Input Voltage:12/24/36/48VDCMax Force:7000NSpeed:5-35mm/sStroke:50-600mm(Optional)Limited Switches:InnerOperation Temperature:-40~65°CProtective Class:IP65Duty Cycle:20%Min Installation Size :A = S+250mm(with limit switch)Min Installation Size : A=S+200mm(without limit switch)Material:Stainless SteelCover Color:BlackOptional accessories: potentiomete