8 different Connectors Attached:3.0x1.0mm, 2.5x0.7mm, 4.8x1.7mm, 3.5x1.35mm, 5.5x2.5mm, 5.5x2.1mm, 4.0x1.7mm, Micro USB.
Polarity Center Positive Design, and could not be reversed
Charger Step:
1: Use the key to switch the voltage arrowhead to the right voltage;
2: Power on your device.