Enhance your security device maintenance with this Coil Fingerprint Lock Maintenance Detector, designed for ease of use and reliable performance. Crafted from durable ABS material and powered by a built-in 1800mAh lithium battery (model 421730), this lightweight detector (approx. 180g) offers efficient functionality for a variety of lock system diagnostics. Key Features: · Easy Installation: Features an auxiliary coil plugging interface for quick and convenient installation and removal, streamlining your maintenance process. · Effective Heat Dissipation: Equipped with an open window heat dissipation design to protect the internal chip from overheating. The replaceable chip ensures long-term usability and easy maintenance. · Adjustable Power Levels: The gear adjustment allows you to toggle power strength easily. The indicator light on the sunroof interface reflects the current power level, enabling precise control during operation. · Wide Application Range: Ideal for open circuit detection in fingerprint locks, password locks, swipe card locks, door access control systems, vending machines, campus card readers, gaming machines, water vending machines, and more. · User Instructions: For optimal performance, recharge the device after multiple uses with a recommended 20-minute charging time each session. Use the power switch by pressing for a few seconds followed by a short rest. Avoid pressing more than five times per second to prevent damage. Do not touch the transmitter head during operation to avoid burns. Specifications: · Item Type: Coil Fingerprint Lock Maintenance Detector · Material: ABS · Weight: Approx. 180g / 6.3oz · Battery Type: Built-in Lithium Battery · Battery Model: 421730 · Battery Capacity: 1800mAh Package Includes: · 1 x Coil Fingerprint Lock Maintenance Detector This maintenance detector is a practical tool designed to improve the efficiency and safety of lock system diagnostics. Its user-friendly installation, adjustable power settings, and reliable heat dissipation make it an essential device for technicians and security professionals working with various electronic locking mechanisms.