Genuine Laptop Charger, 15V 4A, USB 5V 1A, snap pin Power Adaptor for Microsoft Surface Book 1706/ Microsoft Surface Pro 3 4/

Microsoft AC Adapter Charger, 15V 4A 60W, Special Tip Connector for Surface Book, Surface Book 2, Surface Pro 4, Surface Pro 6, Surface Pro 7 *Please double check your old charger’s tip size and output voltage. New charger’s output current will be compatible if equal or greater than your old charger* Compatible Laptop Brand Microsoft  Condition Brand New Certifications C-Tick, FCC, CE, RoHs / SAA, FCC, CE, RoHs Output Voltage 15V Output Current 4A Output Power 60W USB port 5V 1A Tip Size Special pin Tip  Magnetic snap-in AU Power Cord Provided Input Voltage AU Standard AC 100V - 240V Input Frequency AU Standard 50Hz - 60Hz Short Circuit Protection (SCP) Yes Over Voltage Protection (OVP) Yes Over Current Protection (OCP) Yes Warranty 1 Year from purchase Compatible Part Number 1706 Compatible Laptop Model Microsoft Surface Book 1706  Microsoft Surface Pro 3,  Microsoft Surface Pro 4​​​​​​​ Proper Charger Usage Do not continuously keep charger plugged in for over 6 hrs at a time. Allow charger to rest. Unplug the charger when the battery is full. And plug in charger when battery reaches 20% to 30%.