Offered in 5 colors and small enough to fit easily in a pocket, the Xcentz 32011 is an especially convenient choice for keeping a phone or tablet from running out of juice. With a single two-way port and a simple on-off button, it’s about as straightforward as they come.
- Uses reliable lg batteries
- Weighs only a few ounces
- Capacity isn't very large
Anker PowerCore Redux A1238
While it can’t store quite as much electricity as many others, the Anker PowerCore Redux A1238 measures just two by four inches, is roughly one inch thick, and isn’t terribly heavy. It’s outfitted with a variety of intelligent voltage controls and safety features.
- Trickle charging mode
- Highly affordable
- Doesn't work as quickly as most
Useful for far more than just phones and tablets, the RavPower PB055 features a 3-prong AC outlet with an on-off button, indicator light, and the ability to accommodate a wide range of devices including just about any laptop on the market.
- Takes only 3 hours to charge
- Relatively bulky
- Not allowed on all flights
Goal Zero Sherpa 22050
The highly advanced Goal Zero Sherpa 22050 sports an OLED display panel that shows you how much power is left and lets you manage the functions of its various connections. It includes four rugged cables and can be refueled using solar panels and a car’s DC plug if needed.
- Wireless charging pad
- 110-volt ac inverter
- Notably expensive
Measuring 2 by 2 by 6 inches, the RavPower Pioneer is significantly smaller than other models that feature an AC outlet. It utilizes 5 simple LEDs to relay just how much juice is left and supports version 3.0 of Qualcomm’s popular QC protocol.
- 30 watts via usb power delivery
- 80 watts using the ac jack
- Both outputs can be used at once
Goal Zero Sherpa 22060
Though costly, the Goal Zero Sherpa 22060 promises clean and reliable power over a long lifespan, making it a good long-term investment. It allows for 3 wired connections and has a Qi wireless pad on top that’s activated by a button on the front.
- Rugged construction
- Passthrough charging
- Relatively heavy
If you need to keep multiple electronics topped off, the Zendure SuperTank can help thanks to dual Type-C sockets with 60 and 100-watt maximums in addition to a pair of USB-A ports that support fast charging of some of the most popular smartphones.
- Available in 3 colors
- Allowed on us domestic flights
- Compatible with many laptops
Anker Powercore III A1617
Aside from its two physical ports, the Anker Powercore III A1617 is one of the few options with wireless technology certified to work with Qi-enabled electronics. It can hold enough juice to fill up most smartphones multiple times.
- Adaptive voltage management
- Can accommodate 3 devices at once
- Peak wired output of 18 watts
If your laptop supports Power Delivery input, the ChoeTech B626 will almost certainly be able to charge it, thanks to its maximum output of 100 watts. At just over 96 watt-hours, this is about as large of a battery as is allowed on domestic flights in the USA.
- Weighs about 13 ounces
- Also has two type-a ports
- Compatible with qualcomm qc 3
Anker PowerCore Slim A1231
In addition to a good balance of size and capacity, the Anker PowerCore Slim A1231 comes with a two-sided Type-C cable and compact wall wart with intelligent voltage control. It delivers a maximum of 18 watts and offers partial support for Qualcomm Quick Charge 3.0.
- Holds up to 10000 milliamp-hours
- Weighs just over a half-pound
- Relatively inexpensive