Monitor your charging devices accurately with this high-performance USB Power Detection Meter, designed for easy and precise measurement of voltage, current, capacity, and energy. Crafted from durable ABS material, this device offers a wide detection range and user-friendly features, making it an essential tool for testing and evaluating 3C chargers and mobile power supplies. Key Features: · Direct Read Capability: Simply connect the USB male plug into the charger and the female plug into your mobile device to instantly display real-time voltage and current parameters, ensuring straightforward and efficient monitoring. · Comprehensive Capacity Tracking: Supports input and storage of up to 9 groups of mAh values, enabling convenient verification and detection of falsely marked charging device capacities. · Power Off Data Storage: Equipped with a power-off storage function that preserves capacity and energy data even when the mobile power supply is turned off, facilitating accurate capacity and energy measurements over time. · Wide Measurement Range: Capable of measuring voltage from 4V to 30V, current up to 5.1A, capacity (mAh) and energy (mWh) up to 99999 units, and timing up to 99 hours, providing versatile testing for various high-current charging scenarios. · Upgraded Performance: Enhanced and improved functionalities meet the needs of diverse users and applications, delivering reliable and precise power detection for multiple devices. · Broad Compatibility: Ideal for testing all types of high current charging equipment, including power banks, USB chargers, and other 3C products, ensuring versatility and convenience. Specifications: · Material: ABS · Model: KWS-MX18 · Purpose: 3C Charger Power Detection · Voltage Range: 4-30V · Current Range: 0-5.1A · Capacity Range: 0-99999mAh · Energy Range: 0-99999mWh · Timing Range: 0-99 Hours · Power Range: 0-150W Package Includes: · 1 x USB Power Detection Meter This USB Power Detection Meter combines accuracy, ease of use, and a comprehensive measurement range, making it an indispensable tool for professionals and enthusiasts seeking to evaluate the performance and safety of USB charging devices reliably.