This is a lap guard brand product. Lap guard laptop adapter output rating 9v 1a 9w connector pin : 5.5 X 2.5 Mm with extra 3.5Mm tip pin. This lap guard replacement adapter is designed to provide reliable power to your device. Made from highest quality parts each lap guard replacement adapter conforms to specifications similar to original in its quality. Each adapter also passes necessary authentication certifications like ce, rohs etc. Before leaving the factory, so you can be rest assured for its quality, durability and performance. Please note that all images are indicative, actual product label may vary. Before place order the adapter please assure that you have select right adapter for your device. Please check the adapter's voltage and current compliance with the requirement of device. Adapter output current >= device rated current, adapter output voltage and device voltage deviation <= +/-5%, please also check adapter pin with image before place order.