It can be used for a variety of purposes, such as employee ID, student ID, point card, attendance management system, entrance and exit management system, security door locks, etc. Product Specifications: Model Number: Lite-S RC-S966 FeliCa Chip; Dimensions: 3.3 x 2.1 x 0.03 inches (85.5 x 54 x 0.8 mm); Material: Plastic; Weight: Approx. 0.2 oz (6 g); Communication: FeliCa Lite-S Chip Manufacturer: Sony Corporation, Transmission Distance: 2.0 inches (5 inches (5 cm); Chip ID Number: 16 cm). Digit System Code: Unset Service Code: Unset NDEF Specifications: Unformated. *Please note that this product is for commercial use.