What’s the Difference Between 65W, 100W, and 140W Laptop Power Banks?

65W: Great for lightweight laptops like MacBook Air；100W: Covers most high-performance laptops.；140W: Needed for ultra-high-performance laptops and full-speed PD 3.1 charging. Choose a power bank based on your laptop’s max input and daily workload.

Can a Laptop Power Bank Damage My Laptop Battery?

No, if you pick a high-quality, compatible power bank with proper voltage regulation and USB-C PD support. Low-quality or unstable power banks can wear the battery over time. Always choose certified power banks with protections.

Why Does My Power Bank Provide Fewer Charges Than Expected?

External batteries typically deliver 60%-70% of their rated capacity. 30%-40% is lost to heat from voltage conversion and circuitry, which reduces the number of full charges for your device.

How to Calculate the Possible Number of Charges?

Formula: (Rated capacity × 65%) ÷ Device battery capacity ≈ Number of Charges. Example: (20000mAh × 0.65) ÷ 3692mAh ≈ 3.5 charges for iPhone 17.

Does It Support Pass-Through Charging?

Yes. The power bank supports pass-through charging, allowing you to charge the power bank and connected devices at the same time.

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100W Power Bank, Mini Size 25000mAh High Capacity Laptop Portable Charger, USB C in&Out Tablet Powerbank, Smart Digital Display Phone Charger for iPhone 16 15, Samsung, iPad, MacBook, Laptop etc.

Product ID: 653580010

Details

Battery capacity
25000 Milliamp
Brand
INIU
Colour
Black
Connector type
Output:
Special feature
Digital Mini

⚡100W ultra-fast output

👜30% smaller than a soda can

🔋25000mAh high-capacity battery

Description

⚡ Power up your hustle—anywhere, anytime, unstoppable.

COMPACT YET MIGHTY - 30% smaller than a soda can, this sleek powerhouse fits effortlessly in your bag or pocket.
SMART DIGITAL DISPLAY - Stay informed with real-time battery status—never get caught off guard again.
MASSIVE 25000 M AH CAPACITY - Keep your devices juiced all day and beyond, perfect for nonstop productivity and travel.
BLAZING 100 W POWER DELIVERY - Charge laptops, phones & gaming gear at lightning speed—no more waiting around.
DETACHABLE USB C CABLE INCLUDED - Zero risk of cable damage with a premium detachable 100W USB-C cord, built for durability.

The INIU 100W Power Bank is a travel-ready, ultra-compact portable charger featuring a massive 25000mAh lithium polymer battery. It delivers blazing 100W output to fast-charge laptops, phones, tablets, and gaming devices simultaneously. With a smart digital display and a detachable USB-C cable, it combines premium durability with convenience. At just 30% smaller than a soda can and weighing around 400g, it’s the ultimate power solution for professionals on the move, backed by a 3-year warranty.

Specifications

ASIN	B0DBHGZ5QH
Battery Capacity	25000 Milliamp Hours
Battery Cell Type	Lithium Polymer
Battery Charge Time	1.4 Hours
Battery Weight	400 Grams
Battery capacity	25000 Milliamp Hours
Battery cell composition	Lithium Polymer
Brand	INIU
Brand Name	INIU
Colour	Black
Compatible Devices	For ALL 【iPhone】iPhone 16, 16 Plus, 16 Pro, 16 Pro Max, iPhone 15, 15 Plus, 15 Pro, 15 Pro Max, iPhone 14, 14 Plus, 14 Pro, 14 Pro Max, iPhone13 Pro, iPhone 13 Pro Max, iPhone 13 mini, iPhone 13, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 12 mini, iPhone 12, iPhone 11 Pro, iPhone 11 Pro Max, iPhone 11, iPhone SE (2nd generation), iPhone XS, iPhone XS Max, iPhone XR, iPhone X, iPhone 8, iPhone 8 Plus…
Compatible Phone Models	iPhone 16 series, iPhone 15 series, iPhone 14 series, iPhone 13 series, iPhone 12 series, iPhone 11 series, iPhone SE (2nd generation), iPhone XS, iPhone XS Max, iPhone XR, iPhone X, iPhone 8, iPhone 8 Plus; Samsung Galaxy S22 series, Samsung Galaxy S21 series, Samsung Galaxy S20 Ultra, Samsung Galaxy S10, Samsung Galaxy S10 Plus, Samsung Galaxy S10e, Samsung Galaxy S9, Samsung Galaxy S9 Plus, Sam…
Connector Type	Output: USB-C2+USB-A1
Connector type	Output: USB-C2+USB-A1
Country of Origin	China
Customer Reviews	4.3 out of 5 stars 1,755 Reviews
Included Components	1 INIU 100W battery bank, 1 0.3m/1ft USB C to USB C cable, 1 user manual
Item Dimensions	11 x 3.6 x 7 centimetres
Item Dimensions L x W x Thickness	11L x 3.6W x 7Th centimetres
Item Weight	391 Grams
Manufacturer	Shenzhen Topstar Industry Co., Ltd.
Manufacturer Part Number	P63-E1
Model Number	P63-E1
Number of Batteries	1 Lithium Polymer batteries required. (included)
Number of Items	1
Number of Ports	3
Other Special Features of the Product	Digital Display, Mini Size, Ultra Compact Design
Portable	Yes
Power Source	Corded Electric
Product Warranty	3 Years Warranty
Reusability	Rechargeable
Special feature	Digital Display, Mini Size, Ultra Compact Design
Warranty Type	3 Years Warranty

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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TrustScore 4.5 | 7,300+ reviews

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