This ballast,designed small and light is the product we OEM for Oslam and Philip. It has the best quality but comparatively high price. We promise you two years warranty. And it is more convenient to use, to carry, to ship. Contrasting with the digit... - Update: 2008-08-07

Dust and water-resistant lamp tube Shock-resistant light arc prevents breakage from excessive vibration Brightness independent of voltage fluctuation and constant power output Instant start-up and short-circuit protection - Update: 2008-03-24

1.UV cut glass for headlight protection. 2.Waterproof and vibration resistant. 3.Color temperature: 4,300-12,000k or above. 4.12V/24V, 35W/50W available. 5.Lifetime: a??3,200hrs 6.Luminous flux: 3,200LM, nearly 3 times than halogen lamps - Update: 2008-03-24