Enhance the security and convenience of your property with this advanced RFID Access Control Lock, designed for seamless integration and reliable performance. Crafted from durable zinc alloy, this smart lock supports both EM and SM compatible cards, featuring high-speed, long-distance card reading with double-sided internal and external readers. Perfect for homes, offices, schools, hotels, factories, and warehouses, it combines ease of use with robust security features to provide a comprehensive access control solution. Key Features: · Dual-Sided High-Speed Card Reading: Supports EM or SM compatible cards with a card reading distance of up to 20mm (0.8in), allowing quick and convenient unlocking from both inside and outside. · Integrated Smart Lock System: Combines the access control host and smart machine lock into one unit, compatible with unlocking signals from all building intercom and access control systems for broad application compatibility. · Sound and Light Status Indicators: Provides clear audio-visual prompts for lock status, ensuring users are informed of locking and unlocking actions, and enhancing user experience. · Anti-Slam Door Alarm: Automatically locks the door once closed and triggers an alarm if the door is left open too long, improving security and preventing accidental damage. · Durable and Anti-Destructive Design: Built with a zinc alloy body featuring a compact integrated structure and well-engineered circuitry, ensuring high resistance to tampering, easy installation, and long-lasting operation. · Bidirectional Unlock Methods: Supports unlocking via an external metal key, external master card, or ID cards, offering flexible and secure access options for multiple users. · Wide Environmental Adaptability: Operates reliably in temperatures ranging from -40°C to 70°C and humidity up to 95%, suitable for various indoor and outdoor environments. Specifications: · Material: Zinc Alloy · Color: Silver · Static Current: <38mA · Operating Current: <350mA · Operating Temperature: -40 ~ 70 ℃ · Operating Humidity: <95% · RFID Card Unlock Reaction Time: <0.5 seconds · Card Reading Distance: <20mm / 0.8in · Unlock Methods: External Metal Key, External Master Card, ID Cards · Package Dimensions: Approx. 13 x 10.5 x 8 cm (5.1 x 4.1 x 3.1 in) · Package Weight: Approx. 1263g (44.6oz) Package Includes: · 1 x Lock Body · 1 x Lock Ear · 1 x Outdoor Sensor Shield · 1 x Mechanical Lock · 3 x Mechanical Keys · 1 x Management Card · 2 x ID Cards (color random) · 1 x Mounting Screw Package · 1 x Instruction Manual This RFID Access Control Lock delivers secure, efficient, and user-friendly access management with durable construction and advanced features. Its comprehensive compatibility and intelligent design make it an ideal solution for securing a variety of premises while ensuring smooth and quiet operation.