| 摘要 |
A water spraying gun includes a hand grip extended downward from a gun body and a handle pivotally coupled to the rear portion of the hand grip. A tube is engaged in the gun body and has a mouth formed in the middle portion and has a room formed in the front portion. A piston rod is slidably engaged in the tube and has a rear end coupled to a wall member extended in the inner portion of the handle such that the piston rod will not extend outward beyond the handle and such that the piston rod will not hurt the users. The piston rod includes a plug for engaging with and for enclosing the mouth.
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