About this item Output voltage: 400000 V (Please pay attention to safety) High pressure type: the type of pulse current Input voltage: DC 3 V to 6 V, Input current: 2 A - 5 A High pressure discharge distance: 10 mm - 20 mm. To avoid burning, use time limit for 1 minute. Package includes: 2 pcs 400000 V Boost Step-up Power Module. Dimensions: 5.2 x 3.46 x 1.02 inches