Some hotels offer free Internet service. That includes in their accommodation amenities. When you make your hotel reservations, always check with the staff or in the website if there is Wi-fi in the hotel.
Guests would like to surf the Internet using their own computers (laptop). I am one of those who always anticipates to log in and check my emails and other updates. But sometimes, overuse of a laptop battery can cause a problem. The laptop will not function as normal as it should. So a replacement laptop battery is needed to maintain the power longevity of the device.
Whenever I am in a hotel and wireless Internet is available, I stay online until midnight. I do not let my laptop battery get consumed for long. It is really nice to know that hotels already have Wi-fi connections.