Sunvalley Brands via Amazon offers Power Bank RAVPower 12000mAh Phone Charger for $19.99 with free shipping for prime member or on orders over $25. You can save $10.00 when you checkout it.
- Dual iSmart 2.0 ports with a combined 3.4A output
- A full recharge takes only 5 to 6 hours with a 2.4A adapter (or 6-7 hours via a 2A charger)
- That is 20% Smaller and 15% Lighter than other 10000mAh portable charger
- The same quality control as Apple’s iPhone battery, smart chip, and UL94 V-0 fire-retardant shell come together
- 20% higher performance-weight ratio than 18650 cells protect against short circuit, over-charge, and over-discharge