EC Technology (99% positive feedback) via Amazon offers its 22400mAh External Battery Power Bank with 3 USB outputs for $32.99, but if you use the coupon code E9FTUSYM the price drops to $18.99 Prime shipped. That’s $14 off the regular price and the lowest we’ve seen it go at Amazon.
This 2nd generation 22400mAh external battery delivers the fastest possible current to quickly and efficiently charge your devices. It also has 4 LED indicators that show the current power status, built-in 3-mode LED flashlight, and 3-USB port charging. Rated 4.4/5 stars by over 1,800 Amazon shoppers.
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2nd Gen Deluxe 22400mAh External Battery The upgrade enhanced version External Battery, more powerful but more compact form factor. Especially using the most advanced chip with perfect PCB circuit board, ensure a powerfully and effective upgrade, to bring you a new experience.
More Effective A+ Lithium-ion battery: After 24 months, still over 80% of total capacity. Upgrade to 3 USB ports (2.4A for ipad, 2A for Samsung Tab, 1A for iPhone) to allow for top-speed multiple device charges. 3 USB also compatible with almost any smart device with an input of DC 5V.
Intelligent LED Light Blue LED indicator changes to on-the-front design. Helps you easily know the charging status and battery level. Upgrade the led flashlight to 3 modes, SOS mode, highlight mode, average light mode. Especially design for outdoor activities like camping, mountain climbing, and picnics.
Perfect for Safe The textured high-grade flame-retardant plastic shell protects the power bank from damage. Supports over-charged, over-discharged, over-voltage, over-current and short-circuit protection to protect your devices.
Smart Chip Automatically charging your devices when it is incorrectly inserted, auto-detect technology bringing you convenient experience.