This cool mask can be used in performances, parties, and festivals. The luminous design works better in dark environments, with its own controller that can adjust different modes. Features: Harmless: no UV, no adverse effects on the human body. Low power consumption and has a long service life. No heat: electroluminescent film is a cold light source, basically no temperature during operation, the working temperature is lower than the fluorescent lamp. The light is uniform and soft, will not cause visual tension and fatigue. Comfortable to wear, will not cause stress due to long wear. Specifications: Material: PVC Light source: LED cold light Light color: red, orange, yellow, green, white, blue, purple, pink, transparent blue, fluorescent green (optional) Flash mode: always on-slow flash-flash Power supply: 2 * AA battery (not included) Item size: 220 * 190mm / 8.7 * 7.5in Item weight: 108g / 3.8oz Package size: 220 * 190 * 50mm / 8.7 * 7.5 * 2.0in Package weight: 110g / 3.9oz Package List: 1 * Mask with the Controller
