We can not think our life without electric devices such as mobile, laptop, iPad, digital camera, etc. But without charge they are useless. When we go for a long drive or camping in our car, it can be...

A mobile phone, laptop, iPad, digital camera, etc. are inseparable parts of our life. Sometimes, we spend a long time on the road. That time we can not charge these devices because a car or RV supplie...

Nowadays, we found a USB port in our brand new car. It is added to charge our mobile phone because all know how important a mobile phone is! But you know sometimes we need to charge our laptop or othe...