HIGH POWER HEATING SYSTEM: This 12V 20W VIVOHOME heated stadium seat offers three adjustable heat settings (113 , 131 , and 140 ), with the highest temperature stabilizing at 140 , providing warmth and comfort during cold outdoor events; The dual-zone heating system enhances comfort by letting you adjust heat levels for the backrest and seat separately, ensuring warmth exactly where you need it most NOTE: NO POWER BANK INCLUDED FAST CHARGING & COMPATIBLE: Equipped with a 12V PD fast-charging Type C port, it heats up quickly and works with all fast-charge power banks; The built-in NTC thermistor prevents overheating, ensuring safety during use; You'll feel the warmth in seconds, keeping you cozy all game long ADJUSTABLE BACKREST & ARMRESTS: The backrest can recline to 6 different angles for personalized comfort(90 , 105 , 130 , 145 , 160 , 180 ), while the armrests can be positioned up for support or down for a wider seating area; Perfect for long hours of sitting during games or concerts PORTABLE & DURABLE: Built with a sturdy, lightweight steel frame, high-density foam, and a waterproof 600D Oxford fabric cover; Non-slip bottom and fixed straps keep the seat in place, while backpack straps and a carry handle make it easy to transport DESIGN FOR CONVENIENCE: Features a magazine pocket for posters or reading materials, two drink holders to securely store beverages, a phone pocket for easy access, and a power bank pocket to keep your charger handy; These pockets are designed to enhance both convenience and comfort while using the heated stadium seat.