Best portable charger for a European river cruise.
Cobblestone walking tours, GPS-heavy days, EU outlets in tight cabins. The fix is in your pocket.

Tight cabins, EU plugs, long walks.
Viking, AmaWaterways, Avalon — luxury river ships are intimate. Cabins are tight, outlets are EU plug type, and you're off the boat by 8 AM for a Bratislava or Bamberg walking tour. You won't be back to recharge until dinner.
MagSafe, slim, walkable.
Slim
Vest pocket or cross-body bag — invisible all day.
MagSafe
Snap to the iPhone in a coat pocket while you walk the old town.
Top up between bites
20W out — 50% in a Vienna lunch stop.
Top up at dinner.
Charge the Clutch Pro at your cabin desk during dinner. Carry it the next morning. Rinse and repeat for the whole Danube or Rhine itinerary.
EU-airline ready for the flights.
Flying out of FRA, AMS, or ZRH? Clutch Pro at ≈18.5 Wh is well under Lufthansa Group, BA, Air France, and every ICAO-aligned carrier's 100 Wh per-bank limit.
15 colors. Pick yours.
The matte finish hides fingerprints, scuffs, and whatever happens after a long day.
Built for the Danube.
Slim, magnetic, ≈18.5 Wh — the Clutch Pro keeps your phone alive through every river-cruise moment.
Shop the Clutch ProFrequently asked
Will the Clutch Pro last all day at a river cruise day?
Yes for most users. The 5,000 mAh Clutch Pro delivers about 1.2 full iPhone charges or 1.5 Galaxy charges. Pair it with a low-power mode hour and you'll easily clear 16+ hours of heavy use.
Is it MagSafe?
Yes — magnetic alignment with iPhone 12 and later. Snap and go, no cables needed for the phone-to-charger connection.
How fast does it charge my phone?
USB-C PD up to 20W out — about 50% on an iPhone in 30 minutes. MagSafe is closer to 7.5W; great for top-ups while you keep moving.
Is it TSA-approved for the flight there?
Yes. The Clutch Pro is ≈18.5 Wh (5,000 mAh × 3.7V) — well under TSA's 100 Wh carry-on limit and every major airline's per-bank cap.
Reviewed by The Clutch Team · June 2026
Shop the Clutch Pro — $49.99