What is the fine-grained topic of the following text: The 1591Ab Is An Earthed Lighting Product (Class 1 Light), Which Means It Requires An Earth Connection In Your Homes Lighting Electrics (Which Most Do, However An Electrician Can Verify This Or The Presence Of A Green & Yellow Cable Would Indicate You Do). Only return the topic.
Earth Connection Requirement for Class 1 Lighting Products