Have brought for my hallway and my bedroom me this Lechtmittel. It replaces my earlier genutzen 60 watt bulbs. The color temperature is great and really comes to light for very close. The turn-on speed is almost immediately (the illumination is something "different" in a classic light bulb -. Heat is not uniform in all directions direction threaded the illumination is rather mediocre, but no blind spots for me it fits, because with me in one. Ceiling light attached.