What is the difference between H1 and H7 headlights?

1 Answers
SanSabrina
07/25/25 10:04am
The difference between H1 and H7 headlights lies in the number of terminals: H1 headlights have one terminal, while H7 headlights have two terminals. H1 and H7 are interface specifications for automotive bulbs, which ensure driving safety and illuminate the road during low visibility or nighttime driving, providing security and comfort for the driver. Steps to replace automotive bulbs: 1. Open the car's hood and remove the headlight cover located at the rear of the headlight assembly. 2. Disconnect the bulb's power plug. 3. Remove the bulb retainer clip and take out the bulb. 4. Align the new bulb with the socket's notch shape, secure it firmly, and reconnect the power plug, fastening the clip. 5. Turn on the car's high and low beam switches to confirm the bulb functions properly, then reattach the headlight cover.
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