Since the advent of the computer, the specification of the power supply has been a headache to determine. With this cable, you will know your charging specifications easily and accurately. Avoid falling into power shortages and other mishaps.• Supports USB 2.0 (480 Mbps)• Displays information regarding voltage, amp, watt, direction, timer and milliamp hours (mAh) • Supports a max current of 100 Watts/5 Amps• Cable length 4 ft/120 cm with OLED• High accuracy up to two decimal places• Small reversible connector• Built in Electronically Marked IC for Power Delivery 2.0 specifications