VEVOR Jump Starter with Air Compressor 4000A Peak Car Battery Jump Box, Portable for 9.0L Gas / 8.0L Diesel, 150 PSI Auto-Shutoff Tire Inflator, Power Bank, 12V Battery Charger, with LED Flashlight

If you’re charging the emergency power supply, we’ve included a USB charging cable—you can use it with a standard household charger to charge the device. If this answer does not resolve your issue, please contact us again for assistance.