... . 2.No smoke 3.No odors 4No pollution Product DescriptionMosquito Repellent Light Bulb Bulb: 40W, 60W Half Spiral lamp: 5W, 7W ... , 9W, 11W The effect of the Mosquito Repellent Light Bulb 1) Has unique and outstanding characters, no smoke ... as required 5) Lifetime: 8, 000h, Electricity saving 80%. Mosquito Repellent Light