Place of Origin: Guangdong, China Brand Name: STM Chip: TK4100 Printing: silk/offset/laser printing Thickness: 0.8MM Material: PVC Frequency: 125KHZ Application: Access Control,asset manage,Identify Craft: Barcode/QR Code/ID/logo/photo/text Color: Customized Color Feature: Water-proof Reading distance: 1-10cm