DIY kit suitable for all propane and natural gas gears, but you may need to make some modification during installation, it does not fit all current holes for installation or length of the wire (if the power supply is not enough, you can use two) Output voltage: >=20kV, ignition distance: 3-5mm, wire length: 30 cm Applicable gas: LPG/NG, temperature resistance: -20C ~ 120C Cable length: 30cm - Electrode: M10 x 1 - Length of straight pin: 19.5mm - 135 degree to head: 9mm No battery needed, just press a spark. Service life: more than 30,000 times Threaded for 30 cm spark plug Specifications and data: Spark distance: 2-3 mm Length: 9 cm Diameter: 2.6 cm Output voltage: >= 18 kV. Pressure: 30.5kg. Applicable gas: LPG, NG Temperature resistance: -20C ~ 120C. No battery, just press a spark. Cable length: 30 cm Length: 51 mm Straight pin length: 19, 5 mm, 135 degrees at the head: 9 mm Pack of 2 Piezoelectric igniters with universal push button Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin