HIGH-QUALITY MATERIALS: The third hand uses high-quality ABS materials, metal and acrylic lenses, long service life. SIZE: 190*86*235mm, Large mirror size 72mm, Medium mirror size 30mm, Small mirror size 22mm, Large mirror 3X, Medium mirror 25X, Small mirror 4.5X, The magnifier can be adjusted flexibly. 10 LED LIGHT: 10 LED LIGHT, The total lamp power (wattage) 100.06=0.6W, voltage is 4.5V. Powered by USB cable (included) or 3 AAA batteries (not included), convenient and energy- economy. ALLIGATOR CLAMPS, ELECTRIC SOLDERING IRON HOLDER, THREE GADGET BOXES: Third Hand Lupe has two flexible alligator clips, with removable auxiliary clip, which can be used to clamp various circuit boards, and is equipped with electric soldering iron holders to avoid the risk of high temperatures when setting up the soldering iron.Three small tool boxes s can store some welding parts to make work more convenient. FUNCTION: Helpful assistant and third hand for welding work or model making.Third helper hand is suitable for welding work , electrical industry operation, machining, installation and repair, appreciation of sculpture and works of art, inspection and repair of cameras, clocks , etc.