This neck cooler features six cooling and heating modes for instant cooling. Brand new and unopened. Convenient to wear around the neck. - Color: Pink - Cooling Modes: 3 levels of cooling, up to 15°C - Heating Modes: 3 levels of heating, up to 45°C - Instant Cooling: Cools instantly in 2 seconds - USB Charging: Cordless USB charging compatible - Design: Stylish design - LED Light: LED light function - Voice Guidance: Voice guidance function - Long-lasting Use: Can be used for extended periods - Compact: Compact size Thank you for viewing.