Product Description:
1. 4 administrators and 50 users, 1 installer for temporary use;
2. 6-8 digit code protected by "confusing code", preventing peering effectrively;
3. Electronic code and setting data locked up in special chipset, never missing even without cells;
4. Stainless steel casing, corrosion-resistant, wearing-proof, firm, safe and durabl;
5. Confinement against wrong input;
6. Metal and stainless steel keyboard
