ACOS3 8k Contactless card
Technical Specifications:
 Operating voltage: 5V DC +/-10% (Class A) and 3V DC +/-10% (Class B) 
 Maximum supply current: Up to 10mA 
 ESD protection: Up to 4 kV 
 EEPROM Capacity: 8 kbytes 
 EEPROM endurance: 500 000 erase/write cycles 
 Data retention: 20 years 
 Operating temperature: -25°C to 85°C 
 Storage temperature: -40°C to 100°C 
Manufacturer's part number:ACOS3 8k contactless card (ACOS3-G1L) 
Country of origin: China 
HSF code: 85235200
Manufacturer: ACS