उत्पत्ति के प्लेस
Guangdong, China
Product name
TM iButton holder 1990
Material
ABS Plastic+stainless steel
Chip
DS1990A-F5, TM1990A-F5, RW1990A,TM01A;
Working temp
-40 ~ +85 degree
Feature
Waterproof, shakeproof ,heat-resistant,dust-resistant
Application
card systems, identification,security patrol,etc.