Product Name : Button Battery Holder Material : Plastic, Metal Color : Black Body Size : 22 x 8mm / 0.9" x 0.3"(Max. D*H) Inner Diameter : 20mm / 0.8" Pin Distance : 19mm / 0.7" Net Weight : 4g 2 Terminal DIP type, for single CR2032 button battery Battery is not included here." Package Content : 2 x Button Battery Holder Note: Light shooting 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.