Features: - Multiple modes: This neck massager offers 9 massage modes. Select the mode that best suits your comfort—simple and intuitive operation. - Comfortable massage effect: Features 2 or 4 metal electrodes (depending on model) and airbags for gentle, skin-friendly neck support. Includes a rapid heat compression function (40–45°C) for soothing warmth—similar to a warm towel—to help relax cervical muscles and relieve neck discomfort. - Multi-occasion use: Suitable for home, office, car, travel, and other everyday settings. - Portable and safe: Compact, lightweight design—similar to wearing headphones—ideal for use at home, in the office, or on the go. - Safety reminder: For optimal safety and performance, avoid wearing metal jewelry (e.g., necklaces) during use. Notice: 1. Actual color may vary slightly due to lighting conditions. 2. Slight measurement variations (1–3 cm) may occur due to manual measurement. Material: Silicone + ABS Specifications: Basic model / Upgraded model Weight: 210 g / 217 g Package size: 17.8 × 14.7 × 5 cm Basic model: Dual-electrode pulse massager Upgraded model: Quad-electrode pulse massager Rated power: 5 W Input voltage: 5 V = 1 A Rated frequency: 50 Hz Mode selection: 3 modes Intensity levels: 9 adjustable levels Heat compression temperature: 40–45°C Package includes: 1 × Dual-frequency Pulse Neck Massager