B-TWO&reg; AC Adapter Charger For Acer ChromeBook C720-2420 C720-2844 C720-2848 C720-2103 Input Volt Range: 110-240V / Output: 19V 3.42A 65W 100% OEM compatible, works as original part. This Product Has 12 Months Replacement Warranty. Connector size: 3.0mm*1.0mm Package include: 1 x New AC/DC Adapter Power Charger + 1 x Free Cord