Acegoo dimmable reading lamp with a mains adapter with plug and connector, you just prewired the light into the connector of adater so that you can plug into the mains socket or outlet. Dimming Light - Comfortable reading, no eyestrain feeling Bendable Arm - Flexible gooseneck fits different lay or seat posture Minimalist Design - Giving more space and neat surroundings Matte Silver Color - Matches most of decors Specification: Body Color: Matte silver Material: Aluminum Gooseneck Arm: 17" 430MM Base Dia: 1.375" 35MM Lamp Head Dia: 20MM Length 82MM Installation: Surface mounting Color Temperature: 4000K soft white Output: 165lm 1.8w 350Lx@0.3M CRI: ≥82 Energy efficiency class: A+ Certificates: ROHS CE UL listed Package Including: 1 x Gooseneck Lamp (2m cord) 1 x DC12V power supply (2m cord) 4 x Screws (2 short for wooden board mount, 2 long for wall mount) 2 x Anchors ( for wall mount) 1 x Instruction