EASYLONGER GP48-AIR Battery Backup Power Supply Bank Air ES400 40000MAH

( Brand: Easylonger ), ( Manufacturer Part Number: GP48-AIR ), ( Type: Power Bank ), ( Hours: 12 Ah ), ( Voltage: 12 V )

Review EASYLONGER Battery Backup Air 40000mah Power Supply Bank

The EasyLonger GP48-Air Battery Backup ES400 is a powerful and versatile portable power bank designed to keep your devices charged on the go. With a massive capacity of 40,000mAh, this power bank can charge most smartphones multiple times, making it an essential accessory for travelers, students, and anyone who relies heavily on their mobile devices.

The ES400 is equipped with two USB-A ports and two USB-C ports, allowing you to charge multiple devices at once. The USB-C ports support Power Delivery technology, which enables fast charging for compatible devices, such as laptops and tablets. With a maximum output of 45W, this power bank can charge a MacBook Pro at full speed, making it an ideal companion for digital nomads and professionals.

The GP48-Air is designed with a sleek and compact form factor, making it easy to carry in a backpack or purse. It weighs only 1.1 pounds and measures 6.3 x 2.9 x 0.9 inches, making it one of the most portable power banks in its class. The power bank is also equipped with a built-in LED display that shows the charging status and the battery level, allowing you to keep track of your power supply at all times.

The ES400 is equipped with advanced safety features, including overcharge protection, overcurrent protection, short-circuit protection, and temperature control. These features ensure that your devices are protected from overcharging, overheating, and other potential damage.

The power bank also comes with a built-in flashlight, which can be useful in emergency situations or when working in low-light conditions. It also comes with a micro-USB cable for charging the power bank and a user manual.

In summary, the EasyLonger GP48-Air Battery Backup ES400 is a high-capacity, versatile, and portable power bank that can charge multiple devices at once, including laptops, smartphones, and tablets. Its sleek design, advanced safety features, and fast charging capabilities make it an essential accessory for anyone who needs to stay connected on the go.

The EasyAcc GP48-Air battery backup ES400 power supply bank is a portable power solution designed to charge various devices on the go. Here are some pros and cons that may help you decide if this product is worth purchasing:

1. Large Capacity: With a 40,000mAh capacity, this power bank can charge most smartphones multiple times, making it an ideal choice for extended trips or power outages.

2. Multiple Outputs: The ES400 power bank features three output ports, allowing users to charge multiple devices simultaneously.

3. Compact Design: Despite its large capacity, the power bank is relatively lightweight and compact, making it easy to carry around.

4. Smart Charging: The power bank is equipped with smart charging technology, which ensures that connected devices charge at their optimal speed.

5. Safety Features: The power bank includes various safety features such as overcharge protection, short-circuit protection, and temperature control, ensuring the safety of connected devices.

1. Long Charging Time: The power bank takes several hours to fully charge, which can be a drawback for those who need a quick charge.

2. Limited Compatibility: While the power bank can charge most smartphones and tablets, it may not be compatible with all devices, especially those with unique charging requirements.

3. Expensive: Compared to other power banks with similar capacities, the ES400 power bank is on the pricier side.

In conclusion, the EasyAcc GP48-Air ES400 power bank is a reliable and efficient portable charging solution, especially for those who require a large capacity power bank for extended trips or power outages. Its smart charging technology, multiple output ports, and compact design make it a convenient option for charging multiple devices simultaneously. However, its long charging time, limited compatibility, and higher price point may be drawbacks for some users. Ultimately, if you prioritize a large capacity, smart charging, and multiple output ports, this power bank may be a worthwhile investment.

Details:

With a 12V voltage and 12Ah hours, this rechargeable battery is suitable for wide range of applications. The compact size and brand reputation of Easylonger make this power bank a convenient dependable option for on-the-go use or at-home storage.

part #: gp48 prices

• $39.99-$140.00

specifications rechargereach:

• brand: Easylonger
• mpn: Gp48-air
• type: Power Bank
• hours: 12 Ah
• voltage: 12 V

payments rechargereach:

• wallet: Paypal
• credit card: Mastercard
• other

seller rechargereach:

• city: Winter Haven, Florida
• rating: 96.3%
• # reviews: 416

offer rechargereach:

• sold: 0
• availability: In Stock
• started: August 13, 2025
• options: Ship-to-home
• quantity: 1
• best offers: True

returns rechargereach:

• policy: No Returns

general rechargereach:

• Consumer Electronics > Multipurpose Batteries Power > Rechargeable Batteries
• condition: Open box

shipping rechargereach:

• cost: $14.40
• class: Standard
• service: USPS Ground Advantage
• transit: 5-10 Days
• type: Calculated
• carrier: USPS

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