CSL 2in1 Powerbank as the ideal heat source in pocket size - perfect for the cool season! Enjoy perfect heat distribution and a cozy feeling on your skin. You can use the power bank as a practical hand warmer, keeping your hands pleasantly warm even in low temperatures. Use the power bank wherever it is needed, without being dependent on a power outlet. The power bank is especially an ideal solution on the go, for example, when your smartphone battery is running low and you need a quick solution without a wall plug. Connect a smartphone, tablet, eBook reader, or GPS and extend your battery life. With a capacity of 2200mAh, you have more power reserves at your disposal. Maximum safety: The built-in overload and short-circuit protection ensures maximum safety.