Note: Please mark which kind you need once you make a order (DC 1OR AC 220V),if there is not any mark,we will default to deliver the DC 1 model for you. Technical parameter: Rated power: zero Output voltage: ≥25KV Ambient temperature: 120℃ Ignition energy: ≥1mJ Ignition frequency: 3-5 occasions or 6-9 times/sec Output port: four connections Life: ≥1,000,000 Sparks Model: 4 heads AC: input voltage AC220V, 50-60Hz 4 heads DC: enter voltage DC1 If you need 2 connections, you need to order in the course of the link below: