The utility model relates to a mosquito repellent lamp, which comprises an LED chip and a plastic lamp cover located outside the LED chip, wherein the LED chip is sealed with a blue light chip and a fluorescent powder, which is characterized in that a yellow color powder is added to the plastic lamp cover to make a plastic lamp cover for extracting light with a wavelength of 530-590nm.The utility model adopts a plastic lampshade made of yellow color powder, which can extract the light with a wavelength of 530-590nm from the white LED lamp. This light is within the spectrum of fear and disgust peculiar to mosquitoes, and can play the role of mosquito repellent and mosquito prevention. At the same time, the light in this wave band is a wave band that clearly brings the least visual fatigue to human eyes, and it is an efficient mosquito repellent LED lamp that is harmless to human environment.一種驅蚊燈，包括LED晶片和位於LED晶片外的塑膠燈罩，其中LED晶片是藍光晶片和螢光粉封裝而成，其特徵在於，該塑膠燈罩中加入黃色色粉，製成提取530-590nm波長的光線的塑膠燈殼。實用新型採用黃色色粉製成塑膠燈罩能夠提取白光LED燈中波長為530-590nm的光，這種光線是蚊蟲特有的畏懼厭惡的光譜內，能夠起到驅蚊防蚊的作用，同時該波段的光線是人眼感受很清楚帶來視覺疲勞最少的一個波段，是一種對人對環境無害的高效驅蚊LED燈。
