Designed according to ergonomics, Thus, it is more comfortable to operate.
 Transparent liquid level can be seen clearly on the side of the tank.
 The bottom of the tank is designed obliquely in order to reduce the residues.
 The bottom of the pump is added an adjustable safety valve. It ensures the constant pressure effectively; it is safe and reliable.
 Lengthening filter screen prevents the liquid from overflowing while filling. 
New style switch applied, the service life is much longer.