DHP-20: Sprayer have 11.1V 7.8Ah lithiumion battery.
It is a powerful pump with a maximum pump pressure of 10 bar, injection volume and spray pressure are good
You can adjust the pressure and injection volume with a dial-type switch to adjust it according to the situation.
The contain is 20L and can be easily used as a backpack type.
DHP-20+ : Harmony of DHP-20 and Portable Sprayer
Basically, it has DHP-20 functionality, but adjusts the valve to compensate for the weakness of the missing 20L tank
The method of absorbing and discharging the chemical solution from the outer container using a suction hose is added
Spect E-90 : Patents product used with DHP-20.
Spray that uses the wind generated by the motor fan to spray the chemical solution further and evenly.
It can be attached to DHP-20 and sprayed far away with light weight
It generates wind and scatters leaf flies and sprays the medicine evenly under the leaves.