Product Description: The RAVPower 20,000mAh battery is the perfect solution for fast charging on the go. With 35W of power and support for bidirectional fast charging via USB-C, you can charge your devices efficiently and in record time. Equipped with a built-in Type-C cable and two additional ports (USB-A and USB-C), the battery is suitable for all your daily needs. Key Features: High capacity 20,000 mAh, enough to charge multiple devices PD technology with a charging capacity of up to 35W USB-C port for fast charging (input and output) Built-in Type-C cable for ease of use Digital display accurately displays the charging percentage Sleek and lightweight design for easy portability Long-lasting lithium battery with up to 1,000 charging cycles (≈ 8 years of use) Technical Specifications: Capacity: 20,000 mAh Maximum power: 35W Ports: USB-C port (input/output) USB-A port Built-in Type-C cable Display: Digital LED to display battery percentage Weight: Light Color: Black Number of charging cycles: ≥1,000 cycles