42030 instructions is basically unreadable for a black parts, saw this in many other instructions from official site to. Printed instructions are perfectly fine. WTF Lego? : r/legotechnic
Led Light For Lego 42030 Compatible 20006 Technic Volvo L350f Wheel Loader Building Blocks Bricks (only Lights With Battery Box) - Blocks - AliExpress
LEGO Volvo L350F Wheel Loader 42030 Light Kit
LED Lighting Kit for LEGO Technic Volvo L350F Wheel Loader Set - Etsy