Enhance your electronic testing capabilities with this advanced DC Programmable Electronic Load Tester, designed for precision, versatility, and ease of use. Featuring a bright 2.8-inch TFT LCD screen with both Chinese and English display options, this tester offers an intuitive interface that simplifies operation while delivering rich content and accurate measurements. Built with a durable aluminum alloy housing, it ensures long-lasting performance and reliability in demanding environments. Key Features: · Multiple Measurement Modes: Supports CC (Constant Current), CV (Constant Voltage), CR (Constant Resistance), CP (Constant Power), as well as combined modes CC+CV and CR+CV, providing comprehensive testing flexibility. · High-Resolution Display: The 2.8-inch TFT LCD screen with 320×240 resolution offers clear, detailed data visualization for precise monitoring and control. · User-Friendly Interface: Simple operation with an intuitive menu system and key lock function to prevent accidental misoperation. · Battery and LED Testing: Includes specialized battery internal resistance testing and professional LED testing functions, ideal for quality control and diagnostics. · Dynamic and Scanning Test Modes: Enables dynamic output performance evaluation and scanning tests to verify power output continuity within specific ranges. · Load Simulation and Safety: Features list mode to simulate various load conditions, short circuit test for load short simulation, and overvoltage, overcurrent, overpower, and over-temperature protections to safeguard both the device and the load. · Remote and External Control: Supports software remote compensation and external trigger input via DB9 interface for advanced testing setups. · Intelligent Cooling System: Equipped with smart fan speed control to minimize noise while maintaining optimal temperature. · Data Retention and Alerts: Includes power-off data storage and built-in buzzer alarm for enhanced usability and safety. · Versatile Power Compatibility: Operates on 100Vac±10% to 240Vac±10%, 50/60Hz input voltage, suitable for global use with optional EU, US, or UK plug types. Specifications: · Material: Aluminum Alloy · Display: 2.8" TFT LCD (320×240 resolution) · Rated Input Power: 400W · Rated Input Voltage: 0-500V · Rated Input Current: 0-15A · CV Mode Range: 0.1-19.999V, 0.1-500.00V | Resolution: 1mV, 10mV | Accuracy: ±(0.05%+0.02%FS) · CC Mode Range: 0-3.000A, 0-15.00A | Resolution: 1mA, 10mA | Accuracy: ±(0.05%+0.05%FS) · CR Mode Range: 0.05Ω-1KΩ, 1KΩ-4.5KΩ | Resolution: 10mΩ, 100mΩ | Accuracy: ±(0.1%+0.5%FS) · CP Mode Range: 0-400W | Resolution: 10mW | Accuracy: ±(0.1%+0.5%FS) · Battery Test Max Discharge Capacity: 9999Ah · Interface: USB · Operating Temperature: 0~40℃ · Storage Temperature: -10~70℃ · Relative Humidity: <80% · Item Size: 310 × 190 × 90mm (12.20 × 7.48 × 3.54in) · Item Weight: 2948g (6.50lb) Package Includes: · 1 × DC Programmable Electronic Load Tester · 1 × Power Cord · 2 × Fuse · 1 × Manual (English) This DC Programmable Electronic Load Tester is an essential tool for professionals and technicians engaged in charger production, power supply testing, battery analysis, and electronic component evaluation. Its comprehensive testing modes, high accuracy, and robust safety features make it ideal for laboratory, manufacturing, and field applications.