"The Better Office Products counterfeit bill detector is compact in size: 8"" x 3.5"" x 4"". It features ultraviolet (UV) light to detect the presence of UV security features for all currencies of the world and fluorescent light for watermark verification. Color-coded strips are provided that correspond with the specific security thread color for $5, $10, $20, $50 and $100, easily allowing for detection of fake bills. Equipped with an auto-start sensor and both a power cord and a rechargeable battery, this detector offers flexibility in usage, ensuring uninterrupted operation even in areas without access to power outlets. Its compact design makes it ideal for use on a desk or counter, saving valuable space in your workspace. "