How to choose a right LED bulb ?

light bulb shapes and sizes

When you go to supermarket to buy a LED bulb ,you are usually confused with so many kinds of bulb with different shape and different wattage . but how to choose a right bulb to work with your fixture ? You have to arm yourself with below facts .

1. The size and shape

LED bulbs has a lot of shape , A shape ,candle shape ,globe shape etc .More shape can be available at They are very similar as old Edison bulbs . If you use very old Edison bulbs before , it is easy for you to find a similar shape for a replacement . Because present LED bulbs size are produced as close as old Edison bulbs .When you find a similar shape as your old edison bulb ,you please purchase it without any hesitation .

2.The watt and Lumens  

Every bulb has its value of watt . Everyone knows LED bulb can save a lot of electricity .Becuase they has much lower watt than Edison bulb . It meas it will consume much less electricity . Maybe you don’t know how to choose a right watt . Now you have to pay attention on another value -Lumens . It means how much brightness of the bulb will give you . For example ,

If you used to buy 100 watt bulbs, look for a bulb with 1521 lumens.
If you used to buy 75 watt bulbs, look for a bulb with 1000 lumens.
If you used to buy 60 watt bulbs, look for a bulb with 800 lumens.
If you used to buy 40 watt bulbs, look for a bulb with 420 lumens.
From the lumens value , you will find corresponding watt .

3. The color

LED bulbs often provide warm color ,yelow light ( 2700K-3000K),natural color (4000K-4500K) and white color ,Cool white (5000K-6500K ) . You can choose the right color according to your demand . Some LED bulbs can provide  16 million colors, like the bulb, It is connected with your mobile via WIFI . You can easily change the color as you want .

4. The base

LED bulbs has screw base E27 or E26 , small screw base E14 or E12 , Pin base B22 or Ba15d . Before purchase right bulbs , you have to know the type of socket of your fixture . If you  replace your old bulb ,you just look for the same base like your old bulb .

5. Dimmable or not

LED bulb is different with old Edison bulbs which can be dimmable for any dimmer . Most of LED bulb is not dimmable .If you buy a normal LED bulb ,and put it in the fixture . You will find it is always flicking when you turn on dimmer . It means that bulb is not suitable for dimming function . You have to choose a real dimmable lamp to match with your fixture . Generally ,you can find the symbol of dimmable on the package , that is the right one you are looking for .

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