Giới thiệu Vôn kế dạng USB chữ U có màn hình LCD kỹ thuật số DC3-9V 0-3A
UNI-T UT658 Digital LCD USB Voltage Current Meter U Disk Voltmeter Ameter Charging Capacity Tester DC3-9V 0-3A UT658 USB tester is a new equipment to test the quality of charger/power bank for 3C products. It can give a comprehensive detection for the charging equipment, such as output voltage, output current, output capacity, output voltage stability, etc. With this instrument, you can test charging current with different charging cable, allowing you to select the optimal charging cable and saving the charging time for you.
Features: Real time detection: test voltage, current and charging capacity. LCD display with multiple data, easy and clear for readings. DC3-9V voltage test range, 0-3A current range, ±1% accuracy. Voltage alarm function: when the voltage is higher than 5.3V(display "H") or lower than 4.7V(display "L"). With data storage function: memorize 10 groups of capacity data. Quick capacity data review and zero clearing function. U-disk current detection and USB interface voltage detection. Improve the charging efficiency and protect the charging equipment.
Specifications: Input Voltage: DC 3V-9V Voltage Resolution: 0.01V Voltage Accuracy: ±1% Current Range: 0A-3A Current Resolution: 0.01A Current Accuracy: ±(1%+2) Capacity: 0-9999mAH Data Storage: 10 Display: 26*17mm LCD Alarm: Yes Working Temperature: 0°C~40°C Storage Temperature: -10°C~50°C Interface: USB Dimensions: 84 * 29 * 12mm / 3.3 * 1.14 * 0.47in Weight: 27g / 0.97oz Package Size: 17 * 14 * 1.5cm / 6.7 * 5.5 * 0.6in Package Weight: 45g / 1.58oz
Package List: 1 * UNI-T UT658 USB Tester 1 * User Manual (English)