Please advise which is the better of the two units? (or if you know of a better one for around R400)
http://za.rs-online.com/web/p/power-banks/7757517/
http://www.adata.com/product_feature_9_298_en.html
http://za.rs-online.com/web/p/power-banks/7757517/
http://www.adata.com/product_feature_9_298_en.html