inputs.text: careful unit - careful unit unit mislabeled purchased exact unit funny thingsfor example1 running radio light bulbs turned light switch another 100watt load power \\blinks on\\ called company blamed took pictures thehem installation cabling battery voltage meters etc said looked ok \\never complaint\\ unit sure right2 testing unit found unit could handle 500 watts not 15003000 watts labeled unit 520 watts overload alarm sounded 10 seconds later unit would shut downi believe made \\jump hoops\\ run warranty time installed inverters backup power supplies 40 years worse product ever seen returned unit seller says works jigsaw not defective told thehem check larger load never heard thehem product believe reselling money refuse send back give thehem better product rating believe thatafter china going would recommend buyers steer clear products consider us made products find anythanks listening