TMANGO Head Mount Magnifier with LED Lights, Rechargeable Headset Magnifying Glasses for Close Up Work, Interchangeable Bracket and Headband for Watch Repair, Jewelry, Arts & Crafts or Reading Aid auspowers_batchone each made from durable polypropylene

each made from durable polypropylene material

The tolerances of the threads are nice

Package height : 8

APPLICATION: Used for cooler

TMANGO Head Mount Magnifier with LED Lights, Rechargeable Headset Magnifying Glasses for Close Up Work, Interchangeable Bracket and Headband for Watch Repair, Jewelry, Arts & Crafts or Reading Aid auspowers_batchone each made from durable polypropyleneTMANGO Head Mount Magnifier with LED Lights, Rechargeable Headset Magnifying Glasses for Close Up Work, Interchangeable Bracket and Headband for Watch Repair, Jewelry, Arts & Crafts or Reading Aid Product Features NEW RECHARGEABLE DESIGN New rechargeable headset Magnifier built in Lithium ion battery which is charged by an universal USB port. One hour charging time provides up to 8 hours light up. Why rechargeable? The most advantage is lightweight.