Product Model: ST-HF-01.
Size: 104 x 68 x 10mm.
Operating Frequency: 13.56MHz.
Supported Card Types: ISO14443A standard cards.
Communication Interface: USB 2.0.
Power Supply: USB-powered.
Operating Temperature: -20°C to 70°C.
Storage Temperature: -40°C to 85°C.
Reading Distance: Up to approximately 5cm.