chargetab 3 pack emergency portable charger for on-the-go stand-by power, iphone compatible, pre-charged battery pack with 2 year shelf life (2900mah each) chargetab <p><strong>chargetab</strong> - a patent-pending, pre-charged, emergency mobile device charger that is actually good for the environment. chargetab only sources previously used batteries that are repurposed, refurbished and reused! chargetab gives landfill batteries a 2nd life, and not introducing new lithium batteries into the market. additionally, with its biodegradable paper shell, no new plastic is being introduced to the world. users are encouraged to send back used chargetabs as part of the complimentary chargetab recycling program.</p> <p>this is how it works:</p> <ul> <li>purchase and enjoy using your chargetab!</li> <li>share how awesome it was with your friends and family</li> <li>fill out our recycling form online</li> <li>we send you a <strong>prepaid</strong> shipping label</li> <li>you send us your used chargetab</li> <li>we recycle!</li> </ul> <p>chargetabs are perfect for when you are hiking, boating, camping, skiing, sailing, and your phone, tablet, or wireless speakers needs extra power. they are also compatible with many popular handheld gps systems. additionally you can use these chargetabs to charge your wireless bluetooth speakers and even your wireless bluetooth headphones.</p> <p>make sure you purchase the correct connector for your device. we offer 3 different styles <br><b> micro usb</b><br><b>usb-c</b><br><b> compatible with iphone devices</b></p>