• Built-in 100mm leading wire for more convenient operation.
• Real Time Detection: test voltage, current and charging capacity.
• LCD display with multiple data, easy and clear for readings.
• Testing Range: DC3~9V voltage, 0~3.5A current, ±(1%+5) accuracy.
• Voltage Alarm Function: when the voltage is higher than 5.3V(display "H") or lower than 4.7V(display "L").
• Data Storage Function: can memorize 10 groups of capacity data.
• Quick capacity data review and zero clearing function.
• U-disk current detection and USB interface voltage detection.
• Can improve the charging efficiency and protect the charging equipment.