Features: This is a multifunctional DC meter utilizing 2.4G wireless data transmission technology. It can measure various parameters such as voltage, current, power, charge and discharge capacity, watt-hours, time, and temperature. It includes overcurrent protection, undervoltage protection, current limiting protection, and other protective functions. The instrument can automatically identify the charging process, and battery capacity can be monitored in real-time. The instrument features a TFT LCD screen, providing comprehensive information for user-friendly and enhanced interaction. Specifications: Functions: This is a multifunctional DC meter utilizing 2.4G wireless data transmission technology. It can measure various parameters such as voltage, current, power, charge and discharge capacity, watt-hours, time, and temperature. It includes overcurrent protection, undervoltage protection, current limiting protection, and other protective functions. The instrument can automatically identify the charging process, and battery capacity can be monitored in real-time. The instrument features a TFT LCD screen, providing comprehensive information for user-friendly and enhanced interaction. Specifications: Model (Optional): VAT-1050, VAT-1100, VAT-1200, TVA-1300, TVA-4300 Voltage Measurement Range: 0~100V, 0~100V, 0~100V, 0~100V, 0~400V Voltage Resolution: 0.01V, 0.01V, 0.01V, 0.01V, 0.1V Current Measurement Range: 0~50A, 0~100A, 0~200A, 0~300A, 0~300A Current Resolution: 0.01A, 0.1A, 0.1A, 0.1A, 0.1A Relay: External, External, External, External, External Temperature Measurement Range: -20~120 ℃ Capacity Display Range: 0%~100% Power Measurement Range: 0~200kW Power Resolution: 0.001W AH Measurement Range: 0~2000kAH Capacity Resolution: 0.001AH Watt-hour Measurement Range: 0~4000kWH Watt-hour Accuracy: 0.001WH Time Measurement Range: 0~99 days Time Resolution: 1 second Communication Channel Range: A~Z (26 channels) Communication Channel Range: 01~99 Voltage Accuracy: ± 2% + 3 words Current Accuracy: ± 5% + 10 words Sampling Frequency: 5 times/second Communication Distance: Up to 10 meters Measurement Module Power Consumption: Approx. 0.4W Display Module Power Consumption: 0.5W NCP: 0~300A (Negative overcurrent protection setting) OCP: 0~300A (Positive overcurrent protection setting) OVP: 0~100V (Overvoltage protection setting) LVP: 0~100V (Undervoltage protection setting) Protection Time: 0~10s Weight: 453g / 16oz Package List: 1 meter display 1 meter module 1 data cable 1 * temperature sensor probe 1 * 2P cable Note: Please note that the new and old types of this product will be shipped randomly. Please ensure you do not mind before ordering.