Battery, theft, water: actually protecting your phone on the road

I've learned most of this the hard way, usually somewhere with no power outlet and no shop in sight. A dead phone on a ridge at 5 p.m. is not a minor inconvenience: it's no map, no photos, no message home, and a slightly tense walk back down. A stolen phone is worse, and a phone that took a swim is just sad. None of this is about fear — it's about not handing your trip a single point of failure. Your phone is your camera, your map, your ticket and your lifeline rolled into one, which is exactly why it deserves a bit of deliberate care before we ever get to apps or connectivity.

Battery: assume you won't find a plug

The rule I travel by: the day you most need your phone is the day you'll be furthest from an outlet. So I carry a power bank and its cable, always, and I treat a full charge in the morning as non-negotiable — a 10,000 mAh bank gives most phones a full charge and a half or so, plenty for a long day out. The rest is habits. I switch on battery-saver mode when I'm just walking, and airplane mode when I genuinely don't need a signal: in a deep valley or a metro tunnel, a phone hunting for a network that isn't there will quietly drain itself flat. And I charge opportunistically — a café, a bus with USB ports, the half hour before leaving the room. You don't wait until you're at 10% to start looking; you top up whenever a plug appears. And one thing that surprises people: cold flattens a battery fast — on a frosty morning or up high, a phone can drop from 60% to dead in what feels like minutes, so I keep it in an inside pocket, close to my body, not in an outer pouch facing the wind. If it does shut off in the cold, it's often not actually empty; let it warm up and it may come back.

« The day you most need your phone is the day you'll be furthest from a plug. »

Water and dust: a few cents of plastic save the day

Most phones today shrug off rain and a splash, but "water-resistant" is not "drop-it-in-the-sea-proof," and that rating fades with age. If water is part of the plan — a boat, a beach, a downpour, or one of those Songkran water-fight afternoons where every street becomes a battle — I use a proper waterproof pouch with the screen still usable through the plastic. For everything else, a humble zip-lock bag lives in my pack as a backup: it's saved my phone in sudden rain more than once and costs basically nothing. The quieter enemy is sand — it gets into ports and speakers and never fully leaves. On the beach, the phone stays in the bag or the pouch between photos, not face-down next to the towel; on a dusty desert track it's the same story. Keep it sealed when you're not using it and you skip a whole category of slow, annoying damage.

Theft: carry it like it matters

I'm not paranoid about theft, but I am deliberate. The biggest rule: your phone does not live on the café table — a phone left next to your coffee on a busy terrace is the single easiest grab there is, gone before you look up. When I'm moving through a crowd or a market, it goes in a zipped pocket or a small bag worn across the front, not a loose back pocket, and a wrist strap or lanyard turns "snatched and gone" into "yanked but still attached." The other half of theft-proofing happens before you leave: keep your backups current, so a lost phone costs you a device and not your whole trip's photos, and don't put your entire digital life on one gadget — knowing the essentials also live in the cloud takes the panic out of the worst-case scenario.

This is also where an eSIM earns a small, honest mention — as one thread of that safety net, not the headline. Because an eSIM is software, it can't be physically pickpocketed off your phone, and if you keep a second line as backup (your home SIM for codes and calls, an eSIM for data), losing one network doesn't mean losing all of them. A connection is also what lets your photos back themselves up to the cloud as you go, so a phone that later dies or disappears doesn't take the memories with it. But keep it in proportion: a backup line is worthless if the phone is at the bottom of a river or face-down on a terrace. Protect the device first — charged, dry and on you — and treat connectivity as the thing that limits the damage when, despite everything, something goes wrong.

What to remember

Power bank and cable in the bag, battery-saver and airplane mode when you don't need signal, phone kept warm in the cold. A pouch or a zip-lock for water and sand. Off the table, in a zipped pocket, on a strap, backups current. Do those small, unglamorous things and your phone stays a tool instead of becoming a problem — and your connection, eSIM and all, is just the quiet backup that means a bad moment never becomes a ruined trip.

— Yann, who has dried more than one phone in a bag of rice and lived to tell it.