How to install the LED headlight H4 with projector lens?

Hello Everyone,Welcome to my channel H4H LED Headlight! We are the LED headlight manufaturer with over 20 years experience,focus on high-end led heaglights. Head office in China,branch company in Dubai and Panama. 2 brands of the LED headlight,one is H4H,another is TOTA, Any inquiries about the LED headlights,pls contact us!! Email:marketing@ Whatsapp: 86 189 2221 4424 Instagram:h4h_led_headlight TikTok:@h4h_faro_led_pan (Panama market) @h4h_led_headlight_bulb (Dubai market) @tota_farosled_fabrica (Peru market)