RECHARGEABLE - This pocket magnifying glass is equipped with a rechargeable lithium battery and comes with a micro-USB charging cable. It greatly prolongs the working time of LED light and you don't need to purchase batteries anymore! TWO READING TYPES - Hands free magnifying glass usually, it can stand by itself when your hand is tired. And, it can be stretched to be a Handheld Magnifier, design makes it comfortable for handheld use. METAL MATERIAL - Made of Metal material with black paint finish. It's quite and not easy to damage. This 25x loop has a len of 1.02 inch diameter. It's a professional work magnifier, great for prescription medications, maps, handcrafts, coins, and also a great choice for those who have low or impaired vision of most types. EASY TO TURN ON/OFF - Just down the soft silicone button to turn on the 4 white lights for usual magnified observation, again to 2 UV lights for money detector magnifier. the third time to turn off the light. This small jewelers loop be a good helper at work. Material:Metal colour:Black Package Contents: 5 x rechargeable magnifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.