Identify the device and connector
Identify the device and connector. Compare the information published for the exact item and keep the product name or SKU for reference.
$52.99
Free standard US shipping
Contiguous 48 states & DC · 4–7 business days total
30-day returns
Merchant-paid return shipping. Read the policy
Questions about this item? [email protected]
Product brand: CHOETECH
The details
22.5W High-Speed Charging
Deliver up to 22.5W fast charging for smartphones, tablets, and other compatible devices.
40000mAh Large Capacity
The 40000mAh battery provides long-lasting power for travel, business trips, camping, and outdoor activities.
3-Device Simultaneous Charging
Charge up to three devices at the same time through the USB-C and dual USB-A ports for added convenience.
Real-Time LED Display
The LED display shows the remaining battery percentage clearly, making it easy to monitor power levels at a glance.
Safe & Travel-Friendly Design
The MultiProtect safety system helps protect against overcurrent and overheating, while the compact design makes it convenient to carry.
Specifications
Specification
Details
Model
B794
Capacity
40000mAh / 3.7V (148Wh)
Input
USB-C: 5V⎓2.4A, 9V⎓2A, 12V⎓1.5A (18W Max)
USB-C Output
5V⎓3A, 9V⎓2.22A, 12V⎓1.67A (20W Max)
USB-A1/A2 Output
5V⎓3A, 10V⎓2.25A, 12V⎓1.5A (22.5W Max)
USB-C + USB-A1 + USB-A2
5V⎓3A (15W Max)
Total Output
22.5W Max


Know the fit
40000mAh Large Capacity
Capacity
Choose & use with care
Identify the device and connector. Compare the information published for the exact item and keep the product name or SKU for reference.
Check output and cable rating. Check the selected listing and variant, including the supplied components before ordering.
Match the setup to your use. Use the directions supplied for your selected item. Contact support if an important detail is missing.
Follow the instructions supplied for the exact product. Features, limits and care directions are specific to the selected model.
Order preparation takes 1–3 business days, followed by 3–4 business days in transit: 4–7 business days in total. Standard shipping is free to the contiguous United States and DC, with no minimum order.
Request a return within 30 calendar days after delivery. We pay return shipping. After receipt, inspection and initiation of an approved refund take 5–7 business days.
Before you decide
Identify the device and connector. Read the actual item description, included parts and options. The collection contains different models; a feature stated for one item should not be assumed for every product.
Check output and cable rating. Compare the dimensions and compatibility stated for the selected item with the space or equipment you intend to use. If a required measurement is absent, send the product name or SKU to [email protected] before purchasing.
Available choices are shown on the individual product page. Select the actual option labels before adding a variable product to your cart. Photos and specifications should be read together with that choice; availability is specific to the selected configuration.
Match the setup to your use. Follow the instructions supplied for the exact model. Do not assume that all items have the same materials, installation method, care directions or intended use.