User manual: to inflate the gun, feel the pressure circle inside the gun at the back of the gun. Do not open the pistol in any way, it would no longer fire. After pressing the circle, it starts to slowly inflate itself. After inflating the gun, squeeze it quickly (not slowly) with both hands, the gun will fire. Amazing colorful confetti will fly out with a lot of noise. Do not aim at anyone, we recommend shooting the confetti high in front of you. Not intended for children under 7 years of age.