What are you guys using for timing lights?

[oaky]

looking to get one for the saws/my truck, whatdya guys got

 

[huskihl]

This is mine. Built in digital advance that lets you check timing with only a mark at tdc

https://rover.ebay.com/rover/0/0/0?mpre=https://www.ebay.com/ulk/itm/323240980162

 

[dmb2613]

I just have one that is 40 years old or so never had to replace the bulb enen, it may break the next time I use it