![PHILIPS Ultra Efficient - Ultra Energy Saving Lights, LED Light Source, 60W, A60, E27, Cool White 4000 Kelvin, Clear : Amazon.co.uk: Lighting PHILIPS Ultra Efficient - Ultra Energy Saving Lights, LED Light Source, 60W, A60, E27, Cool White 4000 Kelvin, Clear : Amazon.co.uk: Lighting](https://m.media-amazon.com/images/I/81mqvwohnOL._AC_UF894,1000_QL80_.jpg)
PHILIPS Ultra Efficient - Ultra Energy Saving Lights, LED Light Source, 60W, A60, E27, Cool White 4000 Kelvin, Clear : Amazon.co.uk: Lighting
![Vector illustration of light Kelvin color temperature scale chart isolated on white. Ten bulbs with different colors in Kelvins, K. Warm white, natural white, and cool white colors including daylight. Stock Vector Vector illustration of light Kelvin color temperature scale chart isolated on white. Ten bulbs with different colors in Kelvins, K. Warm white, natural white, and cool white colors including daylight. Stock Vector](https://as1.ftcdn.net/v2/jpg/04/11/12/68/1000_F_411126819_xzQaX8HoeOOEvB6W3WvWFu01gsJLW5gJ.jpg)
Vector illustration of light Kelvin color temperature scale chart isolated on white. Ten bulbs with different colors in Kelvins, K. Warm white, natural white, and cool white colors including daylight. Stock Vector
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