How to install H7/H1/H3 Led Headlight Bulbs - NAOEVO S4 Pro Series

Here in this video, we’ll show you how to install NAOEVO S4 PRO series H7/H1/H3 LED headlight bulb. Super easy 5 steps will help you install your led headlight bulb quickly.
0:00
0:03 ✅Step 1: Remove the halogen bulb
Take out the dust cover, pull out the plug, press down and open the clip to remove the halogen bulb.
0:06 ✅Step 2: Install S4 LED bulb
Twist the collar out, put it into the headlight housing and then lock-in the clip, insert S4 LED bulb to the socket.
0:19 ✅Step 3: Rotate for a right position
Rotate the bulb clockwise, make sure the lamp chip is vertically toward 9 and 3 o’clock.
0:24 ✅Step 4: Connect the Plug
Please connect the LED bulb with the vehicle power plug.
0:31 ✅Step 5：Test the new headlight bulb
Power up your LED headlight bulb to see if it lights up brightly and instantly. This S4 LED bulb provides 3 color + flashing model (6500K White, 4300K Warm, 3000K Yellow, Warning Flash). Switch OFF and On within 5s to change the model. (Notice: Do Not change model while driving on the road)
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Where I have to make hole?