It is a real water gun of the buki "Splatooner" that appears in the territory battle game "Splatoon 2" that paints ink.
Size:
-Tank size: about W11.5 x H28.5 x D10cm
-Water gun size: about W31 x H19 x D9.5cm
-Flying distance: about 6-8m
-Tank capacity: about 1,500ml
-Water gun capacity: 800ml
Material: ABS, Silicone, PE, PVC, LDPE, PP
Size:
-Tank size: about W11.5 x H28.5 x D10cm
-Water gun size: about W31 x H19 x D9.5cm
-Flying distance: about 6-8m
-Tank capacity: about 1,500ml
-Water gun capacity: 800ml