New Digital USB Charger Doctor Voltage Meter Tester Dual Display Universal Type

DESCRIPTION: This USB Detector has two USB outputs; not only can display voltage and current; also can display Capacity. (the voltage; current and capacity can be alternate display). Technical parameters: Test Voltage: DC 3.2 ~ 10V Test Current: 0 ~ 3A (10A Maximum; If more than 3A; can not work continuously) Operating Current: < 20mA LED Size: 0.28 inch LED Display Ways: Dual color(red & blue); universal type USB Extension cable: about 120mm Measuring Rate: ≥ 500mS / times Accuracy: 1% (± 2 digits) Color: Black Dimensions: 69 x 26 x 14mm Product Weight: 30g Extreme working conditions: Low supply voltage: +3.2 V Maximum supply voltage: +10 V Working temperature: -10 °c~ +65 °c Operating Humidity: 10 ~ 80% (non-condensing) Working pressure: 80 ~ 106kPa Sun exposure: no direct exposure INCLUDED: 1 x USB Charging Volt Ampere Meter