The best in terms of energy saving, brightness and durability what they currently get on the market !!! Although the manufacturer specifies: mitlere rated life, which is still considerably longer than vermeindlich favorable G9 bulbs! Sure they are slightly more expensive as that of noname manufacturers, but only in the purchase price, because in the long run they save not only electricity but also money and nerves, because they do not have to constantly buy neune G9 bulbs because the old ones are durchebrannt, special can for the money to buy food or other important things! Very good article of its price is absolutely worth it. Power Saving with quality and laaaaaaaaanger life!