How many times can this charge a typical smartphone?

Most modern smartphones have batteries between 3,000 and 4,500mAh, so a 10,000mAh power bank typically delivers two to three full charges accounting for energy loss during transfer. Exact count depends on your phone's battery size and charging efficiency.

Can I charge the power bank and my phone at the same time?

Yes, pass-through charging allows you to plug the power bank into a wall adapter while simultaneously charging a connected device. Both will charge together, though the total time to full may be longer than charging separately.

Does the integrated cable work with all USB-C devices?

The attached cable is USB-C to USB-C, so it works with any device that has a USB-C port. For devices with Lightning, micro-USB, or other connectors, you'll need to bring your own compatible cable and use one of the USB-C output ports.

What does IPX7 water resistance actually protect against?

IPX7 rating means the unit can be submerged in up to one meter of water for thirty minutes without damage. It will handle rain, splashes, brief drops in puddles, and humid conditions. It's not designed for swimming or prolonged underwater use.

How do I check the remaining battery level?

Knock gently on the power bank's surface to wake the illuminated port indicators, which display the current charge level. This lets you check battery status without pressing buttons or connecting a device.

Nitecore NB10000 Gen4 (Gen 4) Ultralight 10000mAh Power Bank

waterproof

The 3-second version

10,000mAh capacity in a 4.94-ounce package that fits in most pockets
IPX7 water resistance handles rain, splashes, and wet environments
Dual USB-C ports with one supporting up to 22.5W fast charging
Maximum 22.5W output won't fast-charge larger devices
Integrated cable is USB-C only
10,000mAh won't fully charge high-capacity tablets

Why it's on GiftsFeed

Ultralight 10,000mAh portable charger with water protection and dual USB-C

Most portable chargers compromise on either weight or protection. Heavy-duty models survive the backcountry but weigh enough to notice; ultralight options often skip weatherproofing entirely. This one delivers both IPX7 submersion rating and sub-five-ounce weight, which matters when you're counting grams for a long day outside or just want a battery that won't die in a sudden downpour. The permanently attached cable solves the everyday frustration of digging through a bag for the right cord. For anyone who moves between wet trail conditions and urban commutes, that combination of ruggedness and true portability justifies choosing this over a generic brick.

Good gift when

Hikers and backpackers tracking weight in their pack
Commuters who need reliable backup power in any weather
Travelers consolidating gear without sacrificing charge capacity
Anyone who's lost charging cables in the bottom of a bag

Skip it if If you regularly charge laptops or tablets that demand more than 22.5 watts, you'll need a higher-output battery. The integrated cable works only for USB-C devices, so users with older micro-USB or Lightning-only gear must carry an extra cable anyway.

Specs

Capacity: 10,000mAh
Weight: 4.94 oz
Water Resistance: IPX7
Ports: Dual USB-C
Maximum Output: 22.5W
Included Cable: Integrated lanyard-style USB-C

What's included

NB10000 Gen4 power bank with integrated USB-C cable

If you're giving it

No sizing to guess

Arrives in standard packaging; consider adding a protective case or pouch for presentation.

The details

This portable battery delivers 10,000 milliamp hours in a package that weighs 4.94 ounces and slips into a jacket pocket or daypack side pouch. The fourth iteration of this design sheds bulk while keeping the capacity that can recharge most smartphones two to three times before the battery itself needs topping up.

Both ports are USB-C, and one supports output up to 22.5 watts for faster charging of compatible devices. The integrated lanyard cable attaches directly to the unit so you always have a charging cord within reach, and the loop makes it simple to clip the charger to a pack strap or carry it in hand during transit.

Water resistance meets IPX7 standards, meaning the unit withstands immersion up to one meter for thirty minutes. Rain, splashes, and humid conditions won't stop it from working. The housing is built to take knocks and drops that happen when gear moves between pockets, bags, and hands throughout the day.

Illuminated port indicators show remaining charge and charging status at a glance. Pass-through charging lets you plug in a phone while the power bank itself recharges from a wall adapter, so both finish overnight. A knock on the surface wakes the display to check battery level without pressing buttons or opening an app.

The attached cable eliminates the need to carry a separate cord for USB-C devices. If you need to charge something with a different port, bring your own cable and use either USB-C output. The compact form fits easily alongside other essentials without adding noticeable heft to a travel kit or daily carry setup.

Nitecore

Nitecore NB10000 Gen4 (Gen 4) Ultralight 10000mAh Power Bank

Fourth-generation battery pack built to keep phones and small devices charged through rain, travel, and daily carry

$83.95at nitecorestore.com

Quantity

Buy from Nitecore

Ships and sold by Nitecore. About this merchant

The 3-second version

10,000mAh capacity in a 4.94-ounce package that fits in most pockets
IPX7 water resistance handles rain, splashes, and wet environments
Dual USB-C ports with one supporting up to 22.5W fast charging
Maximum 22.5W output won't fast-charge larger devices
Integrated cable is USB-C only
10,000mAh won't fully charge high-capacity tablets

Cheaper alternatives

Emergency Power Out Kit$20

Questions

How many times can this charge a typical smartphone?: Most modern smartphones have batteries between 3,000 and 4,500mAh, so a 10,000mAh power bank typically delivers two to three full charges accounting for energy loss during transfer. Exact count depends on your phone's battery size and charging efficiency.
Can I charge the power bank and my phone at the same time?: Yes, pass-through charging allows you to plug the power bank into a wall adapter while simultaneously charging a connected device. Both will charge together, though the total time to full may be longer than charging separately.
Does the integrated cable work with all USB-C devices?: The attached cable is USB-C to USB-C, so it works with any device that has a USB-C port. For devices with Lightning, micro-USB, or other connectors, you'll need to bring your own compatible cable and use one of the USB-C output ports.
What does IPX7 water resistance actually protect against?: IPX7 rating means the unit can be submerged in up to one meter of water for thirty minutes without damage. It will handle rain, splashes, brief drops in puddles, and humid conditions. It's not designed for swimming or prolonged underwater use.
How do I check the remaining battery level?: Knock gently on the power bank's surface to wake the illuminated port indicators, which display the current charge level. This lets you check battery status without pressing buttons or connecting a device.