I like to answer your question how many Watts does an 1157 bulb draw as below.

All of 1157 bulb watts is 21/5w, which is bay15d.

Our 1157 bulbs are all long life time.

For example, almost of all 1157 bulbs in my factory are 500 hours. If led 1157 bulb, they are 50000 hours.

In order to make you clearly how many Watts does an 1157 bulb draw, I will give you picture as below.

I can also supply free sample of our 1157 bulbs to your testing.

Welcome all customers come to talk about how many Watts does an 1157 bulb draw at any time.