【Power Bank Not included】We recommend 10000mAh power bank,so you can enjoy up longer heating.
【3 Heating Level Adjustable】Heating Cushion has 3 heating levels, blue is 50℃，green is 60℃，red is 65℃. You can adjust temperature according to your own needs.
【Large Heating area】The size of cushion is 15.7×10.6 inch. It heats up the whole cushion and keep you warm.