Topro Soldering Stand Workbench LED Lighting Magnifying Glass Kit Designed for close inspection work at any angle, totally hands-free for more ease and convenience Comes with 2 high quality LEDs for lighting, this work bench gadget works perfectly in the dark environment The main lens size is 65mm and magnifying multiple : x3 Accessory lens size is 17mm and magnifying multiple: x 12 Power Supply: 3 x AA battery (not included)