ITEM NAME:2pcs 12V 200A 4-Pin Starter Relay Heavy Duty Automotive Marine Split Charge Description: Heavy Duty 12VDC Continuous Duty Rated 4-Pin SPST (Single Pole Single Throw) Relay. 200A High Current Carrying Capacity. Normally Open with 60 Ohms Coil . 1/4" Studs for Power Input and Output. Perfect for Split Charging or Various Automotive Applications. Specification: Size(L*W*H): 45*42*42mm/1.77*1.65*1.65inch Package Includes: 2 Pieces Starter Relay SKU: DMO0001110619396232.200A High Current Carrying Capacity. 2 Pieces Starter Relay. Perfect for Split Charging or Various Automotive Applications. SKU: DMO0001110619396232. 1/4" Studs for Power Input and Output.