... intellectual property. 1. Self-developed and designed, strong function of the chip, build-in, Open Circuit Protection, Short Circuit ... Protection , and Flashing Light Protection.2. Constant power: prolong working life of the lamp, eliminate bulbs chromatism cause by ballast. Input ... 4. Heat-resistant: high efficacy, low temperature rise, reliable working and suitable for long time work under 105'C. 5 ...