The Dual USB Moonstone has more than 90% conversion rate with better efficiency than other similar power banks. It received 4.6/5 stars and great reviews from Amazon customers.
The next power bank we found is the EC TECH 22400mAh Portable Ultra-high Density External Battery Pack Backup Charger for only $39.99 shipped. That’s $111 off the list price and the lowest we’ve seen it go.
It features a super-fast charge output (5V / 3.1A total) through dual USB ports (5V / 2.1A and 5V / 1A) allow for simultaneous charging of your iPad, iPhone, Android, and more at high speed. Input: 5V/ 2A.
Here are few other power banks we found on sale today:
- Targus Plug-N-Power Charging Station $11.49 (Reg. $30) | Amazon
- iContact 2600mAh Portable Backup Battery Charger USB $6.18 (Reg. $29.99) | Amazon
- Powermax 2800 mAh Quick Charge Portable Battery Pack with BONUS Lightning & microUSB Cables $19.99 (Reg. $29.99) | Woot
- Breett 10000mAh Power Bank Dual-Port USB Charger 2.1A 1.0APortable External Battery Charger $18.99 (Reg. $49.99) | Amazon
- Anker 10000mAh Dual-Port Ultra Compact External Battery Portable USB Charger Power Bank $25.99 (Reg. $80) | Amazon
FTC: 9to5Toys is reader supported, we may earn income on affiliate links