Number of simultaneously connected devices (max): 3 Black, Grey Universal Charging source: USB Lithium-Ion (Li-Ion) 20000 mAh 74 Wh USB Type-C connector The Lenovo Go USB-C Laptop Power Bank (20000 mAh) is a game-changing solution for remote workers who need access to a large reserve of power for their USB-C laptops and devices to achieve peak productivity. With a whopping 20,000 mAh capacity, you can rapidly charge multiple devices even while you are recharging the power bank. Design LED indicators Yes Charger compatibility Universal Product colour Black, Grey Number of simultaneously connected devices (max) 3 Performance Battery charge time (USB) 3 h Battery capacity 74 Wh Battery technology Lithium-Ion (Li-Ion) Charging source USB Ports & interfaces USB Type-C ports quantity 1 USB Type-A output ports 1 USB Type-C connector Yes Input interface USB Type-C Power Output voltage 12,20 V Input current 5 A Input voltage 20 V Operational conditions Storage temperature (T-T) 8 - 90 °C Operat