CWK Laptop Charger AC Adpater Power Supply Cord Plug for Hp Pavilion G7-1227nr G7-1237dx G7-1255dx G7-1260ca G7-1260us G7-1263nr G7-1264nr G7-1269nr G7-1272nr G7-1277dx G7-1279dx G7-1281nr G7-1310us G7-1312nr G7-1320ca G7-1330ca ; Hp Probook 4330s 4331s 4410s 4411s 4415s 4416s 4420s 4421s 4425s 4430s 4431s 4510s 4515s 4520s 4525s 4530s 4710s 4720s Charger 65 Watt Input Volt Range: 100-240V (Worldwide Compliant) Output: 18.5V 3.5A 65W CWK AC Adapters manufactured with the highest quality materials. Built-in overload, over-voltage, and short circuit protection; 100% compatibility with the original. 90 Days Money Back Guarantee! Buy with confidence! Products trademarked CWK are marketed and sold exclusively by CWK TECHNOLOGY. We focus on providing quality power products and excellent customer service