Travel like a local in Japan with the help of your smartphone (Part 3)
How to improve the reliability of your smartphone As your indispensable travel assistant and communications tool, your smartphone must always be ready to do its job. Here’s how to prevent your smartphone from letting you down during your vacation. Invest in a power bank, travel charger and charging cable Bring one or two power banks with you so that you can top up your smartphone’s battery while you are on the go. How large should your power bank be? As a rough guide, you probably have to fully recharge your smartphone’s battery twice during a full day of sightseeing. For today’s typical smartphone, this means that your power bank should have a minimum capacity of 10,000 mAh. Invest in two 5,000 mAh power banks if flexibility and reliability are your primary concerns, or in one with 10,000 mAh if you prefer to carry less equipment and have a limited budget. Choose a name-brand power bank whose specifications (brand, model, capacity, etc.) are printed clearly on its body. Otherwis