Originally Posted by Daily Commute
Other than do-it-yourself, does anyone have information on what's the most cost-effective (or least cost-ineffective) HID out there? What about do-it-yourself HID lamps that will attach to my perfectly fine 12 volt 4.5AH NiMH Cygolite battery?.
Batteryspace.com has a HID housing and bulb unit for about $110
http://www.batteryspace.com/index.as...OD&ProdID=1393
I cannot speak for the quality.