iWalk Extreme TRIO 10000 Ultra-Slim Backup Battery Power Bank with LCD Display (White) An impressive 10,000mAh Lithium-Polymer battery can easily power your smartphone and tablet simultaneously with built-in Lightning and microUSB cables. Simply connect your mobile USB to the Extreme Trio 10000 to top off up to 3 devices. You can charge more than just your Apple products with Extreme Trio 10000. In addition to the built-in LightningTM connector and microUSB, there is also a full size USB output to charge a third device simultaneously. Fast charge your tablet with the 2.4 Amp rapid charging port. Don't worry about leaving your tablet or smartphone connected to Extreme Trio 10000 as smart circuit protection keeps your devices from overcharging. Even if Trio is running low on a charge you can connect it to power and still charge both Trio and connected devices simultaneously. Always know how much power you have remaining. Trio displays charging status and connection of your devices with a backlit LCD. A quick glance and you can easliy see the charge remaining.