Voltage, current and current meter DC detector $ 7.34 Voltage measurement range: 3.30V ~ 30.0V Current measurement range: 0.00 ~ 5.10A Cumulative capacity range: 0 ~ 99999mAh Cumulative power range: 0 ~ 999999mWh Power measurement range: 000.00 ~ 150.00 W Impedance measurement range: 1 ~ 999.9 Euro Temperature measurement range: 0 ~ 80C 0 ~ 80C Timing time: 999 hours 59 minutes 59 seconds Input interface: USB Output interface: USB USB D + voltage range: 0V ~ 2.99V USB D-voltage range: 0V ~ 2.99V Refresh time:> 500mS / times> 500mS / times Measurement rate: about 0.5 times / second Display type: IPS true color digital LCD display with heavy cost of 12,800 pixels Screen resolution: 160 * 80 Product size: 67mm * 24mm * 14mm Self-consumption current: <0.02A Working temperature: -10 ~ + 60 degrees Celsius -10 ~ + 60C Working humidity: 10 ~ 80 (no doubt) 10 ~ 80 (no doubt) Working pressure: 80 ~ 106kPa