The third problem I started facing on my new Dell laptop was that now and then, despite using the AC power adapter or charger which came along with the ultrabook, I frequently got to see this message ...

According to test results compiled by EveryMac.com, the battery in an Apple MacBook Pro laptop lasts five to six hours even with the Wi-Fi adapter turned on and the processor running full speed. This ...

A power adapter must be safe to use and isolate the user from lethal AC mains voltage. Adapters or external power supplies must also not damage the environment with unnecessary power draw in use and ...