An extra charger

For owners of Black Berry, this charger is timely replace and / or supplement the original one. I used to own one at work and one at my home, this is now done. Moreover, this extra charger is small, light and convenient and can be taken anywhere whether traveling in a suitcase or backpack.
In short, this charger is almost obligatory for one who moves a little. Will it sturdy? Only time will confirm this.