| Remove from comparison | Remove | Remove | Remove | Remove | Remove |
|---|---|---|---|---|---|
| Product name | |||||
| Price | $6.25 to $28.86 | $19.99 to $45.99 | $70.23 to $115.52 | $4.23 to $19.99 | $29.61 |
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| Release date | August 15, 2011 | ||||
| The Bottom Line | As long as you have a compatible phone, the Motorola P790 portable charger is a convenient way to charge up a dying cell phone without the need for an electrical outlet. | Lightweight, quick, and easy to use, the i.Sound Portable Power Max battery is a great way to keep your USB gadgets going when a wall charger isn't accessible. | The Energizer Energi To Go is an excellent resource for emergency cell phone power on the go. | Provided you can afford it and it's compatible with your gadgets, the PowerMat Dual 1850 Rechargeable Backup Battery is a fresh, efficient, and convenient way to charge multiple devices when at home and on the go. | |
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| Features | |||||
| Battery type | Cellular phone battery | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Battery technology | Info unavailable | Lithium polymer | Lithium polymer | Lithium | Info unavailable |
| Recharge time | Info unavailable | 4 hour(s) | 7 hour(s) | Info unavailable | Info unavailable |
| Max recharge cycles | Info unavailable | 500 | 500 | Info unavailable | Info unavailable |
| Max Output Current | Info unavailable | 500 mA | Info unavailable | Info unavailable | Info unavailable |
| Voltage Provided | Info unavailable | 5 V | Info unavailable | Info unavailable | Info unavailable |
| Output Connector(s):Output Connector Type | Info unavailable | Info unavailable | Info unavailable | Info unavailable | 5 pin Micro-USB Type A Apple Dock connector |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
| Buying choices | | | | | |
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