Best led high bay lights CHZ-HB21 100w 150w 200w 160lm/w 80RA 5 years warranty with IP55 waterproof
CHZ has a perfect quality control system, which ensure strict testings for each product before delivery. Meanwhile, several high-level labs have been set up to improve our R&D strength constantly based on school-enterprise cooperation with Fudan University and other universities.
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