New high pressure with pressure regulation version of the hydraulic pump. Supported voltage: 2S to 3S. Pressure regulation: 3MPA6MPA [limit can break 8MPA]. Flow rate: 600 ml/min (test with 3S, test with 6X4 inlet tubing). Electrical demand: 30A or above. Motor plug type: 3.5 banana head. Product weight: about 100g. Notice to buyers: this oil pump has overflow valve function, internal circulation of overflow. So you don’t need to connect the return tubing, and if you want the relief valve to work. Please strictly follow the oil inlet marked below, in order to work. Choose either zone (Zone A or B). The unused area needs to be plugged. The front end already has M3 plug, and the shop also has a matching M5 plug.