Pocket size:it is very convenient to carry and you can use it anywhere. It requires 3 LR1130 batteries (Batteries are Included).
currency,
UV & LED Jewelers Loupe – Precise Jewelry Inspection &
UV & LED LIGHTS: This jewelers magnifying glass comes with 2 LED & 1 UV Ultra Violet Black Light for currency authentication built in for clear magnification even in poor lighting conditions.