Maybe one of these similar products would be of interest:-
12V Car Engine Timing Light Ignition Strobe Lamp Tester Inductive Timing Tool
SUNTUNE Pentron Inductive Timing Light CP7504 Clamp On Inductive Pickup NOS NIP
Actron CP7527 Inductive Timing Light SUPER BRIGHT XENON FLASH Auto timing light
MSD 8992 Timing Pro Inductive Timing Light, Works w/ All Ignition Type