A piece of PiImage by Rob Schultz\/MacworldThis week\u2019s roundup includes a new case that can power your iPhone and remotely control your TV. Read on!PiwareImage by PiwarePi Case ($59 pledge through Indiegogo) launches its crowdfunding campaign this week. The claim? \u201cIt combines full day power and all your remote controls into a thin and light package.\u201d That\u2019s right: In addition to adding battery life to your phone, this case also acts as a universal remote to control all your infared devices.Arrow & BoardImage by Arrow&BoardThe Simple Apple Watch Band ($79 MSRP, same price on AmazonRemove product link) is, um, a simple Apple Watch band\u2014made of vegetable tanned leather \u201cthat will soften and patina beautifully over time.\u201d It\u2019s available for the 38- and 42-mm Apple Watch, and includes your choice of buckle and adapter to help your band match your watch\u2019s finish.Elevation LabImage by Elevation LabThe BatteryPro ($99 MSRP) is made for both the iPhone and Apple Watch. The 8,000-mAh battery features an integrated MFi-certified Apple Watch magnetic charger, a high-speed USB out, and designed to be comfortable while being carried in your back pocket.NomadImage by NomadThe Sport Strap ($49.95 MSRP, same price on AmazonRemove product link) for Apple Watch goes for sleekness and health: It\u2019s made of \u201ca naturally biocompatible, antimicrobial and hypoallergenic\u201d vulcanized LSR silicone, and is compatible with 42-mm aluminum and steel Apple Watches.TrackRImage by TrackrThe TrackR Pixel ($100 MSRP for a 4-pack) is a small, lightweight Bluetooth tracker\u2014stick them on your easily-lost items (like your keys) then use the TrackR app to make them light up and make noise when you can\u2019t find them. And if you can\u2019t find your phone? Just activate the TrackR app remotely to make the phone ring.UngripImage by UngripUngrip\u00a0(starting at $10 MSRP) is essentially a fabric loop you attach to the back of your iPhone to make it easier to handle. The product comes in an array of designs and colors.Wicked AudioImage by Wicked AudioENDO wireless headphones ($45 MSRP) features include \u201ctop-of-the-line\u201d sound, 32-foot reach between the headphones and audio source, and up to nine hours of battery life.NomadImage by NomadNomad\u2019s Horween Leather iPhone Cases are available in standard ($39.95 MSRP, same price on AmazonRemove product link) and bifold ($49.95 MSRP, same price on AmazonRemove product link) versions for the iPhone 7 and 7 Plus. Both are midnight blue, and made of \u201cminimally treated, vegetable-tanned leather from one of America\u2019s oldest tanneries.\u201dXvidaImage by XVidaThis company has several new products, including wireless charging cases for iPhone 7 ($49 MSRP, same price on AmazonRemove product link) and iPhone 7 Plus ($59 MSRP, same price on AmazonRemove product link) plus a wireless charging kit ($119 MSRP, $73 on AmazonRemove product link) to make sure the charging cases can actually charge.Case-CustomImage by Case-CustomCase-Custom\u2019s Custom iPad Pro 12.9-inch Case ($69 MSRP) \u201ccovers the back, sides and corners of your iPad Pro with an impact-resistant Polycarbonate shell.\u201d But what makes it cool is, natch ,the customization: Add the images and text you want to truly personalize your case.NewtrentImage by NewtrentThe Airbender SmartPro Bluetooth Keyboard Case ($69.95 MSRP, on sale for $37; same price on AmazonRemove product link) is compatible with the 9.7-inch iPad, has a hard clamshell case with matte finish, and features a rotational hinge design that lets you view your table at nearly any angle you desire.