






Attributes
TM1990chip
1-WIRECommunication Interface
0Frequency
Guangdong, ChinaPlace of Origin
Access ControlApplication
Waterproof / WeatherproofSpecial Features
Model Number:TM1990A-F5
Brand Name:STM
Packaging:Box
Material:Stainless Steel
Size:17.3*6.2MM
Product name:TM1990A-F5 Ibutton Key
Printing:Logo Customized
Color:Black/yellow/green/red/blue,etc
Application:Access Control System
Protocol:1-wire
Memory:64bit














