Multifunction technology ball pen with an external charging capacity auxiliary battery, soft rubber pointer, twist mechanism and black ink. This versatile ball pen is designed to meet all your needs. With its built-in 650 mAh battery, it can not only write smoothly but also charge your devices on the go. The soft rubber pointer allows for precise touchscreen navigation, making it perfect for use with smartphones and tablets. The twist mechanism ensures easy and effortless writing. It comes with a matching color micro USB cable, allowing you to conveniently charge the pen and your devices. The pen is presented in an attractive design box, making it an ideal gift. The battery is made from high-quality, grade A batteries, ensuring a long service life of at least 500 charging cycles. It complies with CE regulations and is manufactured according to RoHS standards for safety. The power bank features an overcharge protection system, a complete discharge protection system, a blocking system to prevent short circuits, and a constant charging transfer system. Customize this multifunction ball pen with your logo or message to create a personalized promotional item that will leave a lasting impression.