The Bluetooth type medium high pressure wireless pressure transmitter can be directly installed on the hydraulic pipeline through the pressure pipe joint. Adopting standard. GHz wireless communication protocol, low power consumption, and long battery life. The core adopts silicon micro melting technolo-gy, characterized by a single piece integrated struc-ture of stainless steel; No O-rings, no welds, no silicone oil; Wide pressure range and wide range coverage; Strong overload capacity.