\r\n\r\nLet's face it, the way we use our phones, getting extra juice is needed to extend the life of your smartphone. For those who have the HTC One and Samsung Galaxy S4, here is a list of battery cases that will not only protect it from spills and drops, but also provide extra juice for times when you need to need it most.\r\n7. Power Bank Battery Flip Case\r\n\r\n\r\nThe\u00a0Power Bank Battery Flip Case features a 3300mAh lithium-polymer battery that will allow more talk time and web browsing for only $33.95 and is available in either black or white.\r\n6. Hyperion 5200mAh Extended Battery and Black Back Cover\r\n\r\n\r\nThis may not be a traditional battery case, but\u00a0Hyperion 5200mAh Extended Battery\u00a0does extend the life of you phone and comes with a\u00a0Black Back Cover that will protect it from scratches for only $24.99.\r\n5. Exogear Exolife Rechargeable Battery Case\r\n\r\n\r\nThe ExoLife is supposed to be the the thinnest and lightest battery case in the world for the Samsung Galaxy S4, while also offering protection thanks to its\u00a0\u00a0sleek polycarbonate hardshell case. With its 2,600mAh battery, you can almost double the battery life for only $79.95. For other options, have a look at 15 of the best Samsung Galaxy S4 cases that offer rugged protection, style, and more battery life.\r\n4. CCM Juice Pack Battery Case\r\n\r\n\r\nThe\u00a0CCM Juice Pack Battery Case will extend the\u00a0battery life for hours at a time thanks to its 3200 mAh battery. It also features an integrated\u00a0LED status indicator tells you exactly how much juice is left and has a slim fitting and nearly weightless design that doesn\u2019t add bulk for $29.95.\r\nHTC One Battery Cases\r\n3. Mophie Juice Pack Extended Battery Case\r\n\r\n\r\nMorphie's\u00a0Juice Pack Extended Battery Case is lightweight and not only protects your case from life's mishaps, but will also recharge its battery so that you have a longer talk time. With its sleek design, you can choose from either black or silver. Get yours for $99.95.\r\n2. i-Blason PowerGlider Rechargeable External Battery Glider Full Protection Case\r\n\r\n\r\nPower up your HTC One anytime with the\u00a0i-Blason PowerGlider\u00a0Rechargeable External Battery Glider Full Protection Case that sports a\u00a0powerful 2,500 mAh\u00a0Capacity Smart Polymer-Lithum battery, while still retaining a slim profile that's not bulky. Get one for $64.95 from Amazon.\r\n1. outEdge Power HTC One Battery Extender Case\r\n\r\n\r\nWeighing only 3.20 ounces, the\u00a0outEdge\u00a0Power HTC One Battery Extender Case comes in either black or white and features a 3,800 mAH batter, which is more than 1.5 times the capacity of the internal battery. And at only $59.95, it's cheaper than most on the market.