Headband Magnifying Glass With Led Lamp Magnifier For Beekeeping Equipment. Features:  5 Replaceable / Interconvertible Lens with Different Magnifications Marked in the Middle.  LED Light Can Be Rotated and Light Source Box with Battery Compartment is Detachable.  Adjustable Head Band Ensures More Comfortable and Tight Head Wearing.  Light Source Box Can Be Used Separately As Lighting Source After Being Dismantled.  Comes with a Detachable Head Lamp Which Illuminates Images, Allows You to Use It Either During Daytime or Nighttime.  Head Band is Adjustable with Just a Turn of a Knob to Give You a Comfortable Fit.  Lenses Are Made of High Quality ABS Molded Acrylic, Providing Clear and Undistorted Texts and Images.  With Clamps on the Head Gear, You Can Set Two Lenses at a Time for Easy Flipping or Switching from One Magnification Power to Another.  Widely Used in Mechanical Processing, Electronic Repair, Jewelry Appraisal, Timepieces Repair and Miniature Engraving, Etc.  Specification:  Single-plate Lens Magnifications: 1.0x, 1.5x, 2.0x, 2.5x, 3.5x  Bi-plate Lens Magnifications: 3.0x, 4.0x, 4.5x, 5.0x, 5.5x, 6.0x  Battery: 3 X AAA Battery ( Not Included )  Magnifications Are Marked in the Middle of Lens  Table Below Denotes the Distance Proportion Between   Magnifications Distance to Viewed Objects  1.0x 300 - 350mm 1.5x 240 - 260mm 2.0x 215 - 235mm 2.5x 205 - 225mm 3.0x 160 - 180mm 3.5x 135 - 145mm 4.0x 125 - 135mm 4.5x 110 - 130mm 5.0x 100 - 120mm 5.5x 80 - 95mm 6.0x 60 - 85mm Package List 1 X Headband Magnifier 5 X Acrylic Lenses: 1.0X, 1.5X, 2.0X, 2.5X, 3.5X . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.