KONKIN BOO Compatible 90W AC Adapter Charger Power Replacement for HP Probook 4440s 4540Size 4545s 6470b 6475b 6570b

90W AC Adapter Charger Power for HP Probook 4440s 4540S 4545s 6470b 6475b 6570b Durable：Made of the finest materials, the life of the power supply is longer than other products, More energy-saving and power-saving,making it a durable and affordable product. Multiple Safety Protections. All the power supplies are put through rigorous quality control procedures to ensure safe, reliable operation for years to come. Over voltage protection, over current protection, short circuit protection, over temperature protection. Nothing is more important than security. Please choose correct voltage before plug it to your device. Wrong voltage may damage your device. We recommend to use less than 80% of the full load. Package include: 1 x High Quality Power Adapter.We promised Advanced Design for Chargers.