舍大以谋细
春芽
共回答了19个问题采纳率:89.5% 举报
1 many of our products are guaranteed for three years, for the tube light we also warranty for three years. We can get a quality assurance agreement, the shelf life of products due to quality problems caused by damage, our company can be a free repair or replacement. More than the warranty period, we can for you to provide technical support and repair services.
2.LED lamp service life to some portion of interpretation, the LED life in general 50000 - 100000 hours, high power, high temperature on the LED life will be affected. As well as the drive power, and" LED lamp" related to the lifespan. Now we LED lamp service life is 30000 hours, did not mean that after 30000 hours, the lamp is broken, not bright. We refer to the 30000 hours after the light may be greater than 30%, lumen values will be reduced. But the lamp still can be normal use. Achieve 5W hours or longer. Now the energy-saving lamp is labeled as such life. In LED industry, are the standard.
1年前
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