The Ikea
Ledare E26 LED 400 lumens (Ikea) is part of the
Lightbulbs test program at
Consumer Reports. In our lab tests, Lightbulbs
models like the Ledare E26 LED 400 lumens (Ikea) are rated on multiple criteria, such as those
listed below.
Claimed life
Claimed life is how many years the manufacturer says the bulb will last based on 3 hours of use per day.
Brightness
Brightness indicates the brightness (lumens) of each bulb after 3,000 hours of life testing, as compared with the brightness of a comparable incandescent.
Efficiency
Efficiency is the comparison of the amount of light (lumens) produced by a given amount of electrical energy (watts). The more the lumens per watt the more efficient the bulb.