User Guides
Each Serious Light has its own user guide, offering useful explanations about setup and operation, including features such as dimmers or beam adjustment (where applicable).
How to Find the Correct User Guide
If you are unsure which light model you have, look for the bulb code on the base of your light. The bulb code is a helpful way to identify your model. Simply match the bulb code to the corresponding model in the list below. For further assistance, our Customer Service team is available on live chat or freephone 0800 032 9366 to help you find the correct user guide.
User Manuals
Choose your light model and click one of the links below to open a downloadable PDF version of the user guide.
Current Range
High Definition LED
Bulb Code: T273, T274, T275, T276, T277, T278Alex LED
Bulb Code: 15188, A4030, A4030/2, 15182, 15198Classic LED
Bulb Code: C4020, C3520, 15191, 15189Compact Light
Bulb Code: 15193, 15197, 15196Compact Cordless Light
Bulb Code: 15187, 15192
Legacy Models
High Definition Legacy Edition (Halogen)
Bulb Code: 15176Alex Varifocus
Bulb Code: 15133, 15132Alex Cordless
Bulb Code: 15198
Bulb Changing Videos
If you need assistance changing the bulb on your light, our helpful bulb change videos will show you exactly how to replace the bulb.
- High Definition Light Engine
- High Definition Legacy Edition (Halogen)
- Alex Range
- Alex Varifocus/Gemini
- Classic Range
- Classic Reading Range
- Classic Book Light (Legacy - Halogen)
How to Use the HD LED Diffuser
If you need assistance using the HD LED Diffuser, our helpful instructions and video will show you how.