Ergonomic: The manual charger comes with a hand crank, providing a comfortable grip, easy to operate Sturdy material: The phone charger is made of quality ABS, which is wearable, scratch-resistant, ensuring a long service life Compact: The manual power supply is very small and lightweight, easy to carry in the backpack when traveling outside USB: The power bank comes with a USB port, compatible with most cellphones, tablets, and other USB-enabled devices, including lamps, flashlights, etc LED: The portable power bank comes with LED indicators that will light up when power is generated, which can be used as an emergency lighting source Description: Sturdy material: The phone charger is made of quality ABS, which is wearable, scratch-resistant, ensuring a long service life. LED: The portable power bank comes with LED indicators that will light up when power is generated, which can be used as an emergency lighting source. Compact: The manual power supply is very small and lightweight, easy to carry in the backpack when traveling outside. USB: The power bank comes with a USB port, compatible with most cellphones, tablets, and other USB-enabled devices, including lamps, flashlights, etc. Ergonomic: The manual charger comes with a hand crank, providing a comfortable grip, easy to operate. Specification: Material: ABS. Color: Blue, Black. Size: Approx. 56x46x31mm/ 2.2x1.81x1.22 inch. Max Output: DC 6V, 300mAh. Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Emergency Phone Charger.