V3 switch. Compatible with all models for m365, 1s, essential, pro, Pro 2.The program can flash and modify firmware as official. You can use M365 DowngV3.0 is the most stable and high-quality version at present. Our controller adopts mosfet, which is the same model as . Add copper bars to reduce fever and avoid overheating and burning of empty organs. The linear power supply chip withstands 86v, while the v1.4 power supply chip has only 60v.Material: PC+metalcolour: bluePackage Contents: 1 x Enhanced V3.0 Controller Main Board(v3.0 Speed 30km)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.