
Stainless Steel Safe Electronic RFID Hotel Lock with Software Sdk API. Stainless Steel Construction: Durable brushed stainless steel body with no rivets or plastic parts. 3-Year Warranty: Comprehensive 3-year warranty coverage for all mechanical defects. Data Retention: Lock information is preserved even when power is turned off. Anti-Interference Circuit: Board supports anti-interference and error correction features. Time-Based Access Control: Internal clock controls key card validity based on scheduled times. SDK Integration Support: Provides Win32 Dynamic Library for seamless software integration. Multi-Card Compatibility: Supports M1, T57, T5557, and ID cards for flexible access. Extensive Record Storage: Stores up to 255 latest unlock records for security auditing.