Key Specifications/Special Features:

HP mercury bulbs (HQL/HPLN):
1). Requires additional ballast, with high luminosity and long service life
2). Color temperature: 4100K
3). Suitable for indoor and outdoor lighting

Blended mercury bulbs (HWL/ML):
1). Needless to use additional ballast and used as a substitute for
2). Incandescent bulb
3). Glass option: Clear, white coated
4). Shape options: E, ED, BT tubular, reflector
5). Suitable for indoor and outdoor lighting

OEM/ODM orders are welcome