1 x Dual USB Digital Voltage Current Multimeter Power Meter Tester for phones, tablet PCs, iPad

Package Includes:
1 x USB Voltage Current Charging Monitor

Specification:
Supply voltage, test voltage: 3.2~10V
Test current: 0~3A (up to 10A current)
Working current: <20mA
Display mode: 0.28" LED, red / blue
Product size: 6.8 cm x 2.5 cm x 1.3 cm /2.68 x0.98 x 0.51 inch
USB extension cable: about 12cm / 4.7 inch
Measurement rate: about 500mS/time
Measurement accuracy: 1% (±2 digits)

Extreme working conditions:
Minimum supply voltage: +3.2V
Maximum supply voltage: +10V
Working temperature: -10 ~ +65
Working humidity: 10~80% (no condensation)
Working pressure: 80 ~ 106kPa
Sun exposure: no direct exposure