inputs.text: good portable power source - dont ton experience product yet halloween party church parking lot every year everyone decorates cars lights scary stuff typically wife powers lights car battery kills battery course 3 hour party never good idea completely kill car battery never takes full charge complete drain right got goal0 battery inverter gave wife use power halloween lights car party worked great powered lights full 3 hours still power left also used power laptop phone hours still half battery life left leave plugged tucked away case emergency need power small electronics appliances inverter use internal fan cool slight bit noisy nothing couldnt sleep though