Specification :

USB-50W:
1
Wide voltage input DC9V^ 32V
2
Comprehensive protection
Safe and reliable
3
Comply with E-MARK
4
Rated output power 50W
5
Ultra thin design
6
Digital smart control to match between lamp and ballast for best working condition and sustain lamp life
Best efficiency
7
Applicable to all kinds of automobile medical equipments commercial lighting, etc