Once a phone is full charge does it turn off by itself?

Yes, of course, sir/madam. When you use this usb c quick charge battery pack external battery charger to charge your cell phone, once your mobile phone full chargerd, this 26800mah portable charger will automatically stop output by itself and the lights will be off. Hope this answer may help. Thanks

H- Does this have pass through charging, i.e. can it charge devices while it is being charged?

Hello sir, our this usb c power bank doesn't support pass through charging function, and I suggest you not doing that, because it would damage your device and this usb c portable charger battery. Thanks.

Faa approved for flights?

Of course yes, friend. Our this Charmast power bank power delivery usb c pd portable charger can be taken on a plane for a long flight that without worrying about your phones and MacBook power shortage, since this 26800mah usb quick charge external battery pack meets TSA standard. With its high capicity, that's enough power to last an entire trip. Hope this answer may help. Thanks.

Does this have fast charging capabilities for galaxy s10 plus?

Hello Sir, as you can see from our this 20000mah high capacity power bank, the orange output (output 1) is compatible with QC 3.0 quick charge function, and the type c port supports QC 3.0 and PD (USB Power Delivery) function. So if you want to enjoy the fast charging speed, it all depends on whether your Samsung Galaxy phone supports quick charge feature. Thanks.

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Charmast 26800mAh Slim Portable Charger Power Bank, 15W Fast Charging Battery Pack, Travel Essentials Compatible with iPhone 16/16 Pro/16 Pro Max, iPhone15/14/13/12 Series, iPad, Samsung etc

Charmast 26800mAh Slim Portable Charger Power Bank, 15W Fast Charging Battery Pack, Travel Essentials Compatible with iPhone 16/16 Pro/16 Pro Max, iPhone15/14/13/12 Series, iPad, Samsung etc

4.5/5

Product ID: 122603706

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Details

Connector Type
Lightning USB
Brand
charmast
Battery Capacity
26800 Milliamp
Color
Black
Special Feature
4 Outputs Fast

⚡15W fast charging power

📱4-device simultaneous charging

🔋26800mAh massive capacity

Description

⚡ Stay charged, stay unstoppable — power your hustle on the go!

SLIM YET MIGHTY - Ultra-slim 0.6-inch profile with a premium rubberized finish for a sleek grip and drop protection.
SAFE SOUND CHARGING - UL 2056 certified with built-in safeguards against overheating, overcharging, and short circuits.
SPEED MEETS SMART TECH - 25% faster charging with 4 intelligent USB outputs that optimize power delivery for every device.
TRAVEL READY RELIABILITY - Lightweight at just 0.88 lbs, with 24/7 support and a 24-month warranty to keep you powered anywhere.
POWER THAT LASTS ALL DAY AND THEN SOME - Charge your iPhone 13 up to 5 times or your iPad mini 3 times without hunting for outlets.

The Charmast 26800mAh Slim Portable Charger is a high-capacity, fast-charging power bank designed for professionals on the move. With 15W output, 4 smart USB ports, and a slim 0.6-inch design, it supports simultaneous charging of multiple devices including the latest iPhone and Samsung models. Certified for safety and backed by 24-month support, it’s the ultimate travel essential to keep your devices powered all day and beyond.

Specifications

Antenna Location	Iphone
Warranty Type	24-month support
Item Weight	0.88 Pounds
Unit Count	1.0 Count
Item Dimensions L x W x Thickness	3.6"L x 6.3"W x 0.6"Th
Color	Black
Battery Cell Type	Lithium Polymer
Battery Capacity	26800 Milliamp Hours
Power Source	Corded Electric
Voltage	5 Volts
Portable	Yes
Battery Charge Time	9 Hours
Amperage	5.4 Amps
Compatible Devices	Airpods, iPhone 15/15 Plus/15 Pro/15Pro Max/14/14 Plus/14 Pro/14 Pro Max/13/12/11/XR/XS/X/8/7/6, iPad,, Samsung Galaxy S23, S22, S21, S20, S10, Note 20, Smartphone, Moto, Google Pixel, LG, and More
Connector Type Used on Cable	Lightning, Micro USB, USB Type A, USB Type C
Number of Ports	3
Additional Features	4 Outputs, Huge capacity, travel essentials, Slim, Fast Charging

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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783 DH

Duties & taxes incl.

Moroccostore

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

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Charmast 26800mAh Slim Portable Charger Power Bank, 15W Fast Charging Battery Pack, Travel Essentials Compatible with iPhone 16/16 Pro/16 Pro Max, iPhone15/14/13/12 Series, iPad, Samsung etc

Details

Description

Specifications

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