20000mAh Digital Display Ultra-thin Power Bank with Built-in Cable

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Hassle-Free Exchanges & Returns for 30 Days. · 6-Month Limited Warranty. I. Product Overview This portable power bank with a built-in cable uses a polymer lithium battery with a rated capacity of 20000mAh. Its integrated charging cable design eliminates the hassle of carrying an extra data cable. Equipped with a high-definition LED digital display screen, its slim and compact body balances large capacity with portability. It's suitable for emergency power supply for mobile phones, Bluetooth headsets, smartwatches, and other digital devices, making it an essential accessory for commuting, travel, and business trips. II. Core Product Parameters Battery Type: High-density lithium polymer cell, safe, stable, and long cycle life Nominal Capacity: 20000mAh (3.7V) Dimensions: Length 14cm × Width 6.6cm × Thickness 2cm, slim and rounded corner body Shell Material: Matte flame-retardant ABS shell, scratch-resistant, wear-resistant, and fingerprint-resistant Power Display: LED digital segmented display (25%/50%/75%/100%), remaining power is clearly visible Output Configuration: Built-in integrated fast charging cable + external USB output port, allowing simultaneous charging of multiple devices Input Method: Type-C interface input, supports fast charging and rechargeable power bank Safety Configuration: Five-fold intelligent protection against overcharge, over-discharge, short circuit, overvoltage, and overheating III. Five Core Selling Points 1. 20000mAh Large Capacity, Long-lasting and Sufficient Battery Life High-density polymer cell, iPhone models can be recharged 3-4 times, Android phones can be charged 2.5-3 times 1. xxSustainable for 2-3 day short trips without interruption of power, and all-day commuting without the need to constantly search for outlets during outdoor activities. 2. Integrated Cable Design: The device integrates a hidden charging cable for convenient use, eliminating the need for separate cable storage and avoiding the inconvenience of forgetting your cable. A USB output port allows simultaneous charging of two devices. 3. LED Smart Digital Display: The digital display on the top of the device accurately shows the remaining battery level (25/50/75/100%), eliminating the uncertainty of indicator lights and providing real-time monitoring of charging progress and remaining battery capacity for convenient charging planning. 4. Ultra-thin and Compact Body: Measuring only 140×66×20mm with rounded edges, the device easily fits into backpacks, jeans pockets, and small bags. Smaller than other power banks of the same capacity, it's comfortable to hold. 5. Comprehensive Safety Protection, Charging Without Damaging Devices Built-in intelligent temperature control circuit board, equipped with five protection systems: overcharge, overcurrent, short circuit, high temperature, and overvoltage. Automatic power-off upon full charge and automatic power cut-off in case of abnormalities, ensuring no overheating during charging and effectively protecting both the phone battery and the power bank itself. IV. Applicable Scope Suitable for: 5V low-power devices such as AirPods/Android Bluetooth earphones, smart bracelets, portable fans, and portable lamps; Usage Scenarios: Daily commutes, school trips, road trips, outdoor camping, and long-distance business trips. V. Usage Tips Simply plug the included cable into your phone to charge. For charging multiple devices simultaneously, use an external USB data cable; Use a Type-C data cable to connect the charging adapter to recharge the power bank itself; The 20000mAh capacity meets civil aviation standards and can be carried on high-speed trains and airplanes. VI. E-commerce Short Copywriting (Title + Short Selling Points) Product Title: 20000mAh Power Bank with Built-in Cable, Ultra-thin Portable Digital Display, Large Capacity, Universal for Mobile Phones, Fast Charging Simplified Selling Points: 0000mAh large capacity battery life, integrated built-in cable (no need to carry a separate data cable), LED digital display for accurate battery level reading, slim and lightweight body (pocket-sized), robust safety protection to prevent damage to your device What's in the box 1 x 20000mAh Digital Display Ultra-thin Power Bank with Built-in Cable