J701K 65W Strap Cable Power Bank 15000mAh | OEM

Description

J701K Power Bank combines 15000mAh capacity, 65W fast charging, and a built-in Type-C strap cable for everyday mobile power and travel use.

Frequently Asked Questions: J701K 65W Strap Cable Power Bank

1. What devices can the J701K’s 65W USB-C output charge?

The Type-C port and built-in Type-C cable support USB-C Power Delivery profiles up to 20V/3.25A (65W). They can charge compatible USB-C laptops, tablets, phones, handheld consoles, and other devices that accept one of the listed voltage profiles. Actual charging speed depends on the connected device’s input limit, battery size, temperature, cable condition, and current state of charge, so buyers should validate performance with their target devices during sample approval.

2. What are the confirmed capacity and dimensions of the J701K?

The published specification lists a 15000mAh battery capacity and a body size of 108 × 73.5 × 26.8mm. Usable output energy is lower than the nameplate cell capacity because voltage conversion and thermal management consume part of the stored energy. For procurement, customs, or airline documentation, request the final model’s rated energy in watt-hours (Wh), battery-cell specification, and production datasheet rather than estimating runtime from mAh alone.

3. Do both the Type-C port and built-in strap cable support 65W input and output?

Yes. The current J701K specification lists the same profiles for the Type-C port and built-in Type-C cable: 5V/3A, 9V/3A, 12V/3A, 15V/3A, and 20V/3.25A. This means both interfaces are specified for up to 65W input and output. Buyers who need cable bend-cycle, connector retention, temperature-rise, or sustained-load data should request the relevant test report for the production batch.

4. Can the J701K charge more than one device at the same time?

The product includes a Type-C port, a built-in Type-C cable, and a USB-A output rated up to 22.5W. However, the available wattage can be redistributed when multiple outputs are active, and the 65W rating should not be added directly to the USB-A rating. Confirm the simultaneous-output power allocation, supported protocol combination, and thermal performance on the approved sample and current PCBA specification.

5. How long does the J701K take to recharge?

The Type-C port and built-in cable accept input profiles up to 20V/3.25A (65W), but total recharge time depends on the charger’s supported PD profile, the battery’s rated energy, the charging curve, temperature, and conversion losses. For an accurate commercial claim, request a 0–100% recharge test log using the charger model intended for the target market instead of relying on a fixed time estimate.

6. Can the J701K be carried on a commercial flight?

Airline acceptance is determined by the watt-hour rating printed on the final product, not by mAh alone. Current IATA and FAA guidance generally permits lithium-ion power banks up to 100Wh in carry-on baggage, while power banks must not be placed in checked baggage; individual airlines may apply stricter limits. Before travel or shipment approval, verify the J701K’s final Wh label, UN38.3 test summary, destination rules, and the operating airline’s policy. See the IATA battery guidance and FAA PackSafe guidance.

7. What OEM and ODM options are available for the J701K?

Standard OEM service starts at 500 pieces for logo and packaging on the existing J701K platform. Light customization, such as confirmed color or packaging changes, generally starts at 1,000 pieces. Hardware, PCBA, firmware, display, or structural changes are treated as deeper ODM work and generally start at 2,000 pieces. Final MOQ, lead time, available colors, accessories, and test requirements must be confirmed against the approved specification and tooling scope.