... protection 4. MOQ:100pcs 5. 2 years warranty Shenzhen Hengfu Power Co.,Ltd is a professional manufacturer of AC DC Adapter ... , switching power supply,waterproof power supply with 11 years experience, that is a subsidiary ... <5mANo arcingNo broken Primary to P.GN/A N/A Wholesale 40W 20V 2A AC DC Laptop Power Charger Adapter