Amazon has Anker PowerCore 20100 – Ultra High Capacity Power Bank with 4.8A Output, PowerIQ Technology for iPhone, iPad and Samsung Galaxy and More (Black) for $34.99
https://www.amazon.com/Anker-Powe…00X5RV14
- The Anker Advantage: Join the 10 million+ powered by our leading technology.
- Ultra-High Capacity: Weighs as little as a can of soup (12.5 oz) yet charges the iPhone 7 almost seven times, the Galaxy S6 five times or the iPad mini 4 twice.
- High-Speed Charging: PowerIQ and VoltageBoost combine to deliver the fastest possible charge(does not support Qualcomm Quick Charge). Recharges itself in 10 hours with a 2 amp charger, phone chargers (generally 1 amp) may take up to 20 hours.
- Certified Safe: Anker’s MultiProtect safety system ensures complete protection for you and your devices.
- What You Get: Anker PowerCore 20100 Portable Charger, Micro USB cable, travel pouch, welcome guide, our fan-favorite 18-month warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately.