Here is a comparison table of some of our power banks
Power banks can for example be defined as portable batteries that use circuitry to control any power in and power out. They can charged up using a USB charger when power is available. Then use them to charge your battery powered items like mobile phones and a host of other devices that would normally use a USB charger. We supply a variety of charger cable adaptors for any mobile phone. We also have solar powered power banks and wireless chargers. See more of our range of mobile tech here.
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Our most economical power bank is the TECH-4221 the Omega Power bank. This little battery backup will keep your mobile devices charged up. The 2,200 mah internal battery has enough life to fully charge an iPhone. Giving you about 8 hours of additional talk time. The 5V/1A USB output means that it charges at the same rate of most wall chargers. Includes a USB to Micro USB connecting cable which can recharge the battery backup or be used to charge up devices with a Micro USB input like Android Smartphones from Samsung, Motorola, HTC, Nokia, and others.