Our guide to the best mobile gadgets on the go

Mobile working can get messy. Those who work while they travel too often cart around gadgets and gear they don't need. It's not just business travellers who need to streamline their baggage. Don't we all live with a tangle of cables and the constant fear of a smartphone with a flat battery?

By choosing a single piece of luggage that fits within the airline industry's standards, you'll never have to wait at the carousel. At worst that means taking a battery-powered shaver and leaving your toenail clippers at home. Cathay Pacific allows cabin bags up to 56cm high that weigh no more than 7kg in economy class and 10kg in business. If you're carrying more than that on a short trip, you're doing something wrong.

The next most important gadget is, of course, an ultrabook or tablet. For the former, it's a fight between the Apple MacBook Air www.apple.com/hk HK$7,688) and the Lenovo ThinkPad X1 Carbon www.concordtech.com.hk HK$10,810). Both manage about eight hours of battery life and weigh less than a kilogram. Tech 21's leather Impact Jacket www.tech21.com HK$905) will make a MacBook Air drop-proof without adding much to its size or weight.