PROMASTER OP2FA001 Power Bank Ac Usb Laptop Charger Omni 855943008145 38 400MAH 142WH

( Brand: Promaster ), ( Manufacturer Part Number: OP2FA001 ), ( Size: One Size ), ( Material: Nylon ), ( Power Source: Battery Powered ), ( Wattage: 142 W ), ( Style: Other ), ( Internet Connectivity: Usb-c ), ( Form Factor: Standard ), ( Insect Repellent Treated: No ), ( UPC: 855943008145 ), ( Compatible Brand: Universal ), ( Color: Black ), ( Item Length: 6.5 In ), ( Type: Power Bank ), ( Item Height: 2 In ), ( Voltage: 5 V ), ( Design/finish: Matte ), ( Features: Ring ), ( Mounting Location: Desktop ), ( Item Width: 5.71 In ), ( Item Weight: 1.4 Kg )

Review PROMASTER Portable Power Bank 38 400mah 142wh Ac Dc Usb Laptop Charger Omni

The **Promaster OP2FA001 38,400mAh (142Wh) AC/USB Laptop Charger with Omni Technology** is a versatile, high-performance power solution designed to meet the demanding energy needs of modern professionals and tech enthusiasts alike. Engineered with cutting-edge Omni Technology, this charger delivers a seamless and efficient charging experience, ensuring compatibility with a wide range of devices while maximizing power output and safety. With a robust capacity of **142Wh (38,400mAh)**, this power bank is more than capable of fully recharging most mid-sized laptops, tablets, smartphones, and other USB-powered gadgets multiple times on a single charge, making it an indispensable companion for long workdays, travel, or outdoor adventures. The integrated **AC adapter** (100W/18V/5.5A) allows for direct wall outlet charging, while the **dual USB ports (5V/2.4A each)** provide fast and reliable power delivery to multiple devices simultaneously, reducing downtime and keeping productivity flowing. Built with a durable, compact yet sturdy design, the Promaster OP2FA001 features high-quality materials that ensure longevity and resistance to wear, whether it s tucked into a backpack or left on a desk. Its **intelligent charging system** prevents overcharging, overheating, and short circuits, prioritizing both device safety and battery health. Whether you're a remote worker, a student, or an avid traveler, this charger stands out as a reliable, all-in-one power hub that bridges the gap between traditional AC charging and portable energy solutions, offering unmatched convenience and peace of mind.

**Pros and Cons of buying a Promaster OP2FA001 38,400mAh (142Wh) AC/USB Laptop Charger Power Bank**

1. **High Capacity** The 38,400mAh (142Wh) capacity is significantly larger than most portable power banks, offering extended charging for laptops, tablets, and smartphones. This makes it ideal for long trips, outdoor activities, or emergency backup power.

2. **Dual Output Options** It supports both **AC outlet charging** (via the included adapter) and **USB charging**, providing flexibility depending on the device being charged. The AC port can charge laptops directly, while USB ports work for phones, tablets, and other USB-powered devices.

3. **Fast Charging Capability** The power bank likely includes fast-charging features (though exact speeds depend on the included cables and adapters), reducing downtime when charging multiple devices.

4. **Portability** Despite its size, it is designed to be portable, with a sturdy build and a handle or shoulder strap (if included), making it easier to carry than a bulky desktop charger.

5. **Versatility** Can serve as both a **power bank** (for on-the-go charging) and a **backup charger** (for home or office use when the main power source fails).

6. **Potential for Emergency Use** In case of power outages, it can provide temporary power to essential devices like laptops or routers, making it useful for remote work or critical tasks.

7. **Compatibility with Multiple Devices** Works with a wide range of laptops (though check voltage requirements most modern laptops use 19V 20V, but some may need 110V 240V AC), smartphones, tablets, and other USB-powered gadgets.

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1. **Bulkiness and Weight** At 142Wh, this power bank is significantly heavier and larger than standard phone power banks (e.g., 10,000mAh units). It may not be as convenient for daily carry in a pocket or small bag.

2. **Limited Laptop Charging Cycles** While it can charge a laptop, repeated deep discharges (especially if fully drained) may reduce the battery s lifespan over time. Laptops also draw more power than phones, so charging cycles may be shorter compared to smaller devices.

3. **Dependence on Included Adapter** The AC charging function requires the bundled adapter, which may not be universal (check if it supports your country s voltage, e.g., 110V or 240V). Losing or damaging the adapter could render the AC charging feature useless.

4. **Potential Overheating Risk** High-capacity power banks can overheat if charged or discharged rapidly, especially if low-quality materials are used. Always use the original charger and avoid extreme temperatures.

5. **Safety Concerns with High Voltage** Since it includes an AC outlet, there is a higher risk of electrical hazards if not used properly (e.g., short circuits, improper connections). Ensure it meets safety certifications (e.g., CE, UL, FCC).

6. **Slower Charging for Laptops via USB** While the AC port charges laptops efficiently, charging a laptop solely via USB (if needed) will be much slower due to lower power delivery (USB typically maxes out at 7.5W 18W, whereas laptops often require 65W ).

7. **Cost** Higher-capacity power banks with AC functionality are generally more expensive than standard USB-only power banks. The price may not justify the purchase if you rarely need laptop charging.

8. **Compatibility Issues with Some Laptops** Not all laptops are compatible with external AC chargers, especially those with proprietary power adapters. Always verify the voltage and wattage requirements of your laptop before use.

9. **Limited Portability for Travel** While it has a handle, it may still be cumbersome for air travel (check airline policies on large batteries) or backpacking due to its size and weight.

10. **No Built-in LED Indicators (Possible)** Some power banks lack clear status indicators, making it difficult to check remaining capacity without connecting a device. Check the product specs for this feature.

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The **Promaster OP2FA001 142Wh AC/USB Laptop Charger Power Bank** is a **powerful and versatile tool** for users who frequently need to charge laptops on the go, during power outages, or in remote locations. Its **high capacity, dual charging options, and emergency backup functionality** make it ideal for professionals, travelers, or outdoor enthusiasts who require reliable power sources.

However, its **bulkiness, weight, and potential safety risks** (especially with the AC adapter) mean it may not be the best choice for everyday carry or users who only need to charge smartphones. If you prioritize **portability and simplicity**, a smaller USB-only power bank might suffice. But if you **need a robust, multi-device charging solution** that can handle laptops, this unit is a strong contender **provided you use it responsibly and within its specifications**.

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- You frequently travel or work in areas with unreliable power.

- You need a **backup charger** for your laptop during emergencies (e.g., power outages, camping, or remote work).

- You require a **versatile charging solution** that can handle both laptops and smaller devices.

- You are willing to carry a **larger, heavier unit** for the added convenience.

- You only need to charge **phones, tablets, or small devices** a smaller USB power bank (e.g., 20,000 30,000mAh) would be more practical.

- You prioritize **ultra-portability** (e.g., for daily commuting or pocket carry).

- You are concerned about **safety risks** (e.g., improper use of the AC adapter) or lack storage space for a bulky device.

- Your laptop requires **specialized charging** (e.g., proprietary adapters that don t work with external AC ports).

- If you don t need AC charging, a **high-capacity USB power bank** (e.g., Anker 20,000mAh) may be lighter and more convenient.

- For **laptop-specific charging**, a **portable laptop charger** (e.g., Anker PowerCore or Belkin BoostCharge) designed for direct laptop use might be safer and more efficient.

- Always **check user reviews** for real-world performance, especially regarding charging speeds and compatibility with your specific devices.

Details:

FAA Approved to carry two 142wh spare batteries. NOT INCLUDED: Removable battery,DC cables for DJI drones, DC CPAP machines, Surface, and other PC laptops sold separately. Extensive Features All-In-One power solution with high powered AC, Adjustable DC power, USB-C PD for laptops, QC 3.0 USB-A, removable battery, pass-through charging, and solar charging. FAA/TSA Compliant; Capable of outputting up to 100W DC output, and 120W AC Output.

Maximum Capacity, Fast Charging 142wh 38,400mah battery capacity. Swap out your battery once it is empty, with possibilities for recharging the spare outside of Ultimate body. Be ready for any situation.

part #: op2fa001 prices

• $9.95-$19.00

specifications chargercradleio:

• brand: Promaster
• mpn: Op2fa001
• size: One Size
• material: Nylon
• power source: Battery Powered
• wattage: 142 W
• style: Other
• internet connectivity: Usb-c
• form factor: Standard
• insect repellent treated: No
• upc: 855943008145
• compatible brand: Universal
• color: Black
• item length: 6.5 In
• type: Power Bank
• item height: 2 In
• voltage: 5 V
• design/finish: Matte
• features: Ring
• mounting location: Desktop
• item width: 5.71 In
• item weight: 1.4 Kg

seller chargercradleio:

• city: Phoenix, Arizona
• rating: 99.1%
• # reviews: 4224

general chargercradleio:

• condition: New
• Cell phone Accessories > Cell Phone Accessories > Chargers Cradles

shipping chargercradleio:

• type: Fixed
• class: Expedited
• transit: 5-6 Days
• carrier: FedEx
• service: FedEx 2Day
• cost: $0.00

payments chargercradleio:

• other
• credit card: Discover
• wallet: Google-pay

returns chargercradleio:

• method: Money back
• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer chargercradleio:

• sold: 0
• quantity: 2
• best offers: True
• started: May 29, 2026
• options: Ship-to-home
• availability: In Stock

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