Description Multi in 1 USB tester, it can easily measure the USB port and the small size of the device. It has a wide of application, which can be used to test voltage, current, capacity measurement, power measurement, load impedance measurement and temperature measurement. Features -Color:Transparent blue -Material:ABS -Size:6.70X2.40X1.40cm/2.63X0.94X0.55in -LCD display screen, voltage, current, capacity, energy, power, temperature and other indicators . -USB current tester has excellent rationality and ease of use, so you can use it with confidence. -Small size, simple and easy to carry. , no additional power required, convenient and simple. -Made with excellent craftsmanship, it has excellent durability and can provide you with a good experience. -The USB power meter testers the high-definition LCD display is intimately adopted, and the is clear and intuitive. Specification: Measuring voltage: 3.3-30V Measuring current: 0-5.1A Capacity measurement range: 0-99999mAh Energy measurement range: 0-999999mWh Power measurement range: 0-150W Load impedance measurement range: 1Ω-999.9Ω Temperature measurement range: 0°C-80°C / 32°F-176°F Voltage measurement resolution: 0.01V Current measurement resolution: 0.01A Input interface: USB USB D+ voltage range: 0-2.99V USB D - Voltage range: 0-2.99V Refresh time: >500mS/times Measurement rate: about 0.5 times/second Operating temperature range: -10°C~+60°C Working air pressure: 80-106KPA LCD display screen, voltage, current, capacity, energy, power, temperature and other indicators . USB current tester has excellent rationality and ease of use, so you can use it with confidence. Small size, simple and easy to carry. , no additional power required, convenient and simple. Made with excellent craftsmanship, it has excellent durability and can provide you with a good experience. The USB power meter testers the high-definition LCD display is intimately adopted, and the is clear and intuitive.