Electro Adhesion Board RK20?U KING JIM

Generates weak static electricity and adheres documents such as business cards and memos.Can stick on documents without using tape or push pin.It is a compact desktop type that can be placed even in small spaces.Color:SilverL x W x Thickness (mm):300 x 100 x 22Power Supply: AA Alkaline Dry Battery x 4 (sold separately)Operating time: Approx. 9 months(slightly varies depending on type of battery and usage environment)