Like the bigblue the anker was able to deliver some charge to two devices simultaneously which is certainly impressive for a panel of its relatively small size.
Anker solar panel 21w review.
Review of the 21w anker powerport solar charger.
Negatives the solar panel will deplete the attached battery device as opposed to charge it roughly 50 of the time.
It is extremely lightweight at just 18 ounces.
That s where the anker 21w powerport solar charger comes in.
Nekteck s 21 solar phone charger has three high efficiency sunpower solar panels to directly charge your phone.
I purchased the 21w anker solar panel from amazon a little over 2 years ago during which time i only used the panel 12 15 times due to the issues i experienced with it.
At roughly 11 x 6 inches weighing only 15 ounces and priced under 100 this is a device that won t break the bank or add a lot of.
This is great for camping hiking or fishing.
If you re convinced by the anker powerport 21w but is overkill for your needs you ll be happy with the anker powerport 15w.
Anker 21w dual usb solar charger.
Its dual charge ports have a combined power output of 15 watts meaning it will charge your phone faster than some other chargers on the market.
With its small size and light weight the anker 21w is the best solar charger for backpacking.
I point out the pros and cons of this model.
Plus it is weather resistant.
The device includes a 3 foot micro usb cable and an 18 month warranty.
A larger watt panel means faster charge times less interruption and a more stable supply of power.
The anker powerport 21w is a great all around panel for a reasonable price.
After trying such a large range of panels we realized that in this case the larger the wattage makes a big difference after all.
The 21w from anker is a powerhouse when it comes to charging multiple devices.
I ll let you know the best way to use this solar charger.
Using 21w from sunpower solar cells the product provides enough power to charge two usb devices simultaneously.