This charger is designed for devices with power requirements up to 65W(45W 33W included). It is Not Fit for TUF Gaming A14 A15 17 F15 F17 A16, Not Fit for ROG Strix G15 G16 G17 G18, Not Fit for ROG Zephyrus G14 G15 M15 G16 S15 S17, Not Fit for Vivobook Pro 15 15X 16X, Not compatible with Zenbook Pro 14 Duo 15 16X OLED, Not Fit for ROG Flow X16 X13 Z13, ProArt StudioBook 15 16 17, ProArt P16 PX13, Not Fit for ExpertBook B2 B3 B5 B7 B9 Flip, Not Fit for Chromebook CX1 CX3 CR11 Flip CX5 CX9 and other models more than 65W. Flawless Compatibility --- Exclusively designed switchable round connectors will fit for ASUS vivobook, zenbook, Fit for chromebook, transformer, Fit for eeebook, imaginebook, Fit for expertbook of 65W, 45W, 33W with round power connectors. (Not Fit for USB-C, 7.4*5.0mm, 6.0*3.7mm - Please check our images to confirm the compatible connector) After-sales services: This product is eligible for replacement or returns within 30 days, and the manufacturer provides an additional 12 Months Guarantee What's in the Box --- 1 X Power Adapter fit for Asus Laptop Charger Replacement, 4 X Switchable Round Connectors Other Specs --- Output: 19V 3.42A 65W (Fit for Asus laptops of 65W, 45W & 33W), Input:100-240V Flawless Compatibility --- Exclusively designed switchable round connectors will fit for ASUS vivobook, zenbook, Fit for chromebook, transformer, Fit for eeebook, imaginebook, Fit for expertbook of 65W, 45W, 33W with round power connectors. (Not Fit for USB-C, 7.4*5.0mm, 6.0*3.7mm - Please check our images to confirm the compatible connector.)