Where can I buy a replacement bulb for a MAG mini?

Please visit Zbattery.com and search for LM2A001 , you should also have a spare bulb underneath your coil spring inside a red plastic holder in your bottom end cap ,. You may also find replacement bulbs at your local Ace hardware or true value hardware store ,

Ace hardware and true value stores sell them. If it takes 2AA batteries then ask for model number LM2A001 lamp.Or on Amazon as well