Features
Uses high performance NXP 888-byte chip Fast reading and writing speed No battery required， just tap and go 888-byte memory Contains a strap for ease of carrying (the key ring is not included) Compatible for all NFC cell phones
General Specs
Chipset	NXP
Reading/ Writing Speed	1-2ms
Memory	888 bytes
Reading/Writing Distance	0-5 mm
Material	PVC
Storage Life	>10years
Dimensions	30 x 50 mm
Compatibility	All NFC cell phones