Only $15.99 for the Jackery Bar External Battery Charger – Portable Charger and Power Bank for iPhone 6s, 6s Plus, 6 Plus, 5, iPad Air, iPad Pro, Samsung Galaxy S6, S5 & Other Smart Devices – 6,000 mAh.  I have about 5 power banks (one in my tote) plus chargers in two car outlets – people who don’t even have a car charger make me cringe.  If you’re gonna have a cell and claim it’s for emergencies…