High PrColor screen - 8 interfaces - Support USB, Type-C, DC5.5, micro-USB. It can measure the voltage and current changes during the operation/charging process of DC inverters such as mobile phones, , , routers, set-top boxes, etcracy display. Its measurement accuracy reaches 0.00001.<br>Wide Applications:With the USB tester, you are to test , car emergency power supplies, routers and other DC products, monitoring current, voltage, power, capacity, power and other state of charge in real time.<br>The tester and mobile phone enable to realize APP. And charging status, various measurement data & graph can be transmitted and viewed on your phone. You can switch different measurement interfaces by pressing the button.<br>Multi Functions:Functions include screen flip, fast charge recognition, energy capacity detection, temperature measurement, accuracy measurement, two-way current measurement and other data tests(temperature probe is not included).<br>Safety Protection:Featured with over-voltage protection, over-current protection, low-voltage protection, charging time setting and auto-off function, the meter can detect safely and maximally protect the appliances from damaging.<br><br>Voltage measurement range: 3.60V~32.00V<br>Current measurement range: 0.00~5.10A<br>USB load : 5V 1A/2A Limit 10W (do not exceed the use)<br>Capacity accumulation range: 0~99999mAh<br>Power accumulation range: 0~999.99Wh<br>Power measurement range: 000.00~163.00W<br>Impedance measurement range: 1~999.9ohm<br>Temperature measurement range: 0~80 Celsius<br>Timing range: 999hours 59minutes 59seconds<br>Input interface: Type-C/Micro-USB/USB<br>Timing charging reminder setting: countdown 24-hour arbitrary setting<br>USB D+ Voltage range: 0V~2.99V<br>USB D- Voltage range: 0V~2.99V<br>Mobile phone full charging reminderthreshold parameters: Less than 2W/0.5 hour<br>Refresh time: 500mS/times<br>Measurement rate: about 0.5 times/sec<br>Alarm mode: siren sound+ prompt display<br>Screen: 1.8inches color screen<br>Screen resolution : 128x160<br>Self-consumption current: Less than 0.025A<br>Operating temperature: -10~+60 Celsius<br>Working humidity: 10~80 ()<br>Working pressure: 80~106kPa<br>Color:black<br>Material:plastic<br>Size:6.2 x 6.2 x 1.4cm<br><br>Package Contents:<br>1 x USB Tester<br>2 x Crocodile Clip <br>1 x USB Load<br><br>Only the above package content, other products are not included.<br>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.