Product Description: M09B 4x18650 Battery Storage Box Micro Type C Input Port Portable DIY Power Bank Kit - White Emergency Charging: Never be caught without power again. This portable power bank kit allows you to charge your phone wherever you are, ensuring you can make calls and stay connected on the move without needing a fixed power source. Equipped with 4pcs 18650 batteries, it features an LCD display that shows battery voltage, current, and remaining power. The removable batteries offer flexibility to power other devices as needed. Fashion Trend: Designed with a fashionable and professional aesthetic, this power bank kit is not only functional but also a style statement. Its lightweight and elegant design make it a leading choice for those who value both form and function. Lightweight and Portable: Perfect for business trips or travel, this power bank kit is compact enough to fit in your pocket, wallet, briefcase, or suitcase. It provides timely energy replenishment for your mobile phone, ensuring you stay powered up wherever you go. Safe and Reliable: Your devices are in safe hands with this power bank kit. It incorporates overvoltage and overcurrent protection, safeguarding both your mobile phone and its battery from potential damage. Wide Applicability: This versatile power bank kit is suitable for all kinds of mobile phones. By changing the connection line, it can also charge MP3 players, MP4 players, digital cameras, tablet computers, and other devices. With a DC 5V universal power supply, it meets a wide range of charging needs. Experience the convenience and reliability of the M09B 4x18650 Battery Storage Box, a must-have for anyone needing a portable and efficient power solution.