Gunson's Xenon Timing Light allows the dynamic ignition timing to be set. Includes inductive pick-up for simple connection. This timng light is suitable for any petrol engined vehicle with 12v ignition system including electronic types where applicable though some ignition systems are not externally adjustable.Operates on all 12volt ignition systemsXenon bulb providing Brilliant Blue/White1,000,000 flash capacityAutomotive reverse polarity and overload protectionInductive pick-upReplaceable Xenon flash tube (Part No 77009)