Based on the proven technology of the Xantrex™ DR Series, the Xantrex™ Trace Series Inverter/Charger is an economical power conversion solution designed to provide dependable modified sine wave electricity to essential circuits in the home or business during a power outage. It can also be used in conjunction with a generator or any renewable energy source in an off-grid application. In addition to providing new features, the Trace Series improves on the key features that have made the DR Series the most robust and reliable inverter/charger line for backup power and off-grid applications. Dimensions: 8.5 x 7.25 x 21" Warranty: Two years.