Pros & Cons
This review summary is for Opteka BP-SC4000 Ultra Thin Solar Powered High Capacity (4000mAh) Backup Battery and Charger
This device works for Cell Phones, iPhone, iPod, and Most USB Powered Devices.The Opteka BP-SC4000 is a ultra thin solar powered mobile device charger that allows you to charge your mobile devices when a wall outlet or USB power source are not available. It is sleek looking, portable, and very easy to use. It is lightweight and has a nice solid design. It works fine for smaller electronics. It mostly works with charging the tablets.
It includes a complete assortment of adapters to accommodate just about any small, USB-rated, battery-powered device. It provides good internal battery capacity when charged off a wall charger. The Opteka has a conspicuous and intuitive LED power capacity display on the front that tells when it's charging and discharging.
It is not very good for actual solar charging in the field. Users complain that documentation is not very helpful and the device stops working after some time.
Overall, Opteka BP-SC4000 battery backup and charger is a handy outdoor electronics device that charges cell phones efficiently using solar power.
Amazon.com Rating: 3.30 stars from 802 reviews, Price: $22.95
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