We are focus on quality of ideapad charger,For Lenovo Charger,the Output max: 20V 3.25A 65W (Works for lenovo 45W laptop charger as well ) / Input Volt Range: 110-240V Connector size: 4.0*1.7mm Compatible with Lenovo IdeaPad 3 310 320 330 330S 310S 320S 340 310-14IAP 310-14IKB 310-14ISK 310-15ABR 310-15IAP 310-15IKB 310-15ISK 310 Touch-15IKB Laptop Ideapad 320-14AST 320-14IAP 320-14IKB 320-14ISK 330-17AST 330S-15ARR 330S-15IKB, Lenovo IdeaPad 1 110-14IBR 110-14ISK 110S-11IBR 120S-11IAP 120S-14IAP,Laptop Ideapad Yoga 510-14AST 510-14IKB 510-14ISK 510-15IKB 510-15ISK 710-11IKB 710-11ISK 710-12IKB Compatible with Lenovo Flex 4 1130 1480 1580 1470 1570; Flex 5 1470 1570,Laptop Ideapad 510S-12ISK 510S-13IKB 510S-13ISK 510S-14IKB 510S-14ISK 520S-14IKB 520-15IKB Yoga 520-14IKB Flex-14 Flex-15 Flex 5-14ARE05 5-14IIL05 5-15IIL05 After-sales services:The laptop charger 65w pass FCC, RoHS certified for safety,Provides overcharge Protection System/Short circuit/Overload protection/Over-heat protection, Certified and listed by the nationally recognized electronics safety expert. Please check your model before purchasing if you can't make sure,please feel free to contact us! 65W 45W Charger Compatible with Lenovo Ideapad Charger,Laptop Charger Compatible with Lenovo Ideapad 310 310s 315 320 330 510 520 Flex 4 5 14 15 Yoga 710 510 320-15ABR 330-15IGM S340-15IWL AC Adapter Supply Cord We are focus on quality of ideapad charger,Compatible with Lenovo Charger,the Output max: 20V 3.25A 65W (Works for lenovo 45W laptop charger as well ) / Input Volt Range: 110-240V Connector size: 4.0*1.7mm