Item description: You are viewing the multi-use mini tablebase magnifying lamp. Ideal for coin/stamp collecting, hobbies and modelings, crafts and arts, electronics, jewelry, detailed painting, senior people, etc. Comes with foldable arm, this affordable 4x magnifying tabletop lamp offers the user a adjustable height for more convenient work. Features: * lens size: 3.5" * lens magnification: 1.75x magnification + 4x magnification ( 3 + 12 diopter) * voltage: 220 - 240v /110-120v /100v * light source: t4 12w cool-white light for reducing user's eye fatigue * standard mount: table base * color available: white, black