Advanced Graphene Heating Technology: Experience long-lasting warmth and comfort with embedded graphene heating elements in the lumbar area. Stay cozy during outdoor activities with soothing heat that lasts. USB or Type-C Power Port Options: Choose your preferred power source by connecting the seat cushion to a power bank through USB or Type-C port. Enjoy the convenience of powering up without bulky batteries. Smart Four-Zone Heating: Embrace all-day warmth and cold protection with this versatile seat cushion's smart four-zone heating feature. Say goodbye to discomfort and hello to comfort wherever you go. Skin-Friendly Waterproof Design: Enjoy optimal comfort and durability with skin-friendly, scratch-resistant fabric. The non-slip bottom design ensures stability on various surfaces, making it perfect for camping chairs, sofas, and car seats. Easy to Clean: Keep your mat new and ready for your next adventure effortlessly. This cushion is machine or hand washable, ensuring cleanliness is never a concern. Enjoy the convenience of maintaining a clean mat for your comfort needs. Item Name: Heating Pad Material: Graphene Power Supply Mode: 5V Rated Voltage: 5V Rated Power: 8 W Switch Type: Touch Model: Graphene Heating Electric Blanket Gear: 3 Features: 4 Heating Blocks, Waterproof, Safe Size Details: 45cm, L: 45cm/17.72", W: 45cm/17.72" (Approx.) 90 cm, L: 90cm/35.43", W: 45cm/17.72" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Heating Pad