AC Outlet Power Bank RAVPower 20100mAh 65W(Max.) Built in 2-Prong AC Plug External Battery Pack Travel Charger Compatible for MacBook, Surface Pro, Dell XPS 13, iPhone Xs, Galaxy S9, Note 8 New-and-Improved Version: 2-prong AC output with a power supply on / off switch indicator for devices up to 50W (To turn ON the AC power, hold the power button for 8 seconds) Charge Two Devices at Once: Type-C and iSmart USB ports allow for fast and simultaneous charging of a MacBook and another device (Type-C port only supports output) A 20100mAh Power Fortress: Enough juice to charge an iPhone 7 for 5.6 times, a Galaxy S8 for 3.7 times, or the 12 MacBook 1 time Faster Recharge Between Uses: With the 19V/1.6A DC input, the battery recharges in just 3.5 hours while 5 LED lights indicate remaining battery Advanced Protection: Keep your gadgets safe from overcharge, short circuit, and power surges with air vents for heat dissipation