ITEM NAME:Black USB Safety Tester LCD Charger Voltage Current Meter Battery Power Description: - This USB instrument can monitor voltage, current, capacity, power, load resistance, D+/D- voltage, charging time and other data. - It supports QC2.0/QC3.0, BC1.2, Apple Iphone 2.4A and other various smart phones and chargers. - Wide Test Range: 0-5.0A. Wide voltage range: 3-30V. - This USB digital multi-meter is specially designed to protect your cell phone charging, the real capacity of your power bank and real time charging data detecting. - Keep you and your devices safe with real-time monitoring of charge data, USB monitor will automatically cut off when the device is full charged. - Exclusive design allows both USB sides to be used when connecting the USB tester with other devices. Specification: - Input/Output Voltage: DC 3-30V, Resolution: 0.01V - Current Test Range: 0- 5.0A, Precision 0.01A - Cumulative Capacity Range: 0- 99999 mAh, precision 0.001Ah - Cumulative Energy Range: 0- 999.999mWh, precision 0.001Wh - Power Calculation Range: 0- 999.999W, precision 0.001W - Time Cumulative Range: 0- 999hours 59min 59s, Accuracy: 1s - Internal Resistance : 0-999.99 ohms - Timer: 0-24 hours - Temp. Range: 0-84℃ - Accuracy: Â ±1% - Line Loss: 0.1ÃŽ © - Material: Plastic - Color: Black - Size: Approx. 53x 26mm/ 2.09x 1.02inch Package Included: 1 Piece USB Safety Tester Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement..Find many great new & used options and get the best deals for Black USB Safety Tester LCD Charger Voltage Current Meter Battery Power at the best online prices at shop2india!