ELECTRIC SHOOTER MACHINE. When the battery is lower than 12 volts, charge it timely. Insert the charger to 220V-240V A.C. and the green charging is on. Time for charging is usually 6 hours. This unit can launch as many as 20—30 confetti products at one time (considering the electrical voltage). Every time after the launcher is used or it isn’t charged for 3 months, the launcher should be charged again.