Discover the future of skincare with the SmartAppGuided Warm & Cool Eye Energizer | 6 in 1, voted #1 Beauty Innovation by ELLE. Experience a comprehensive solution to puffiness, fatigue, dry eyes, dark circles and wrinkles. Enjoy a warming or cooling massage at the optimal temperature. Gently cool the skin to 19°C. Apply to each eye for 15 seconds to reduce puffiness and dark circles by cooling the eyes and constricting blood vessels. Heat the eye area to 39°C for 90 seconds. Relaxes tired eyes, improves blood circulation and accelerates the absorption of skincare products and oxygen. Expand your beauty experience with the GESKE app. Scan your face and let the app help you find the fastest way to make your skin glow. This device comes with a magnetic charging cable and video tutorials on the GESKE app. This beauty tool combines 4 technologies: Energetic eye cooling technology Highly efficient air exhaust system Soothing eye warming technology Skin scanning and personal daily routine guidance SmartSonic pulsation technology Youthful glow massage technology Features: 3.7V lithium-ion battery IPX7 waterproof Materials: ABS plastic, aluminum alloy and silicone.