Harmless: Glowing EL Wire is woven into the mask, made of durable PVC, has no UV harm, NO adverse effects on the human body Low power consumption: in the low power will be when the light, the power consumption of milliwatts. No heat: electromagnetism film is a cold light source, the work of the basic no temperature, the working temperature is lower than the fluorescent lamp. shock resistance Long life: 10000 hours Shining and Attractive. Pretty cool and fashion, it will make you the star of parties. 3 Working Modes. With constant light/ slow flashing light/ flashing light/ shut off. Press the side button to control the light. Soft Light. With no UV radiation, no harm to eyes. Ergonomic Design. Comfortable to wear 10 color to choice from Specifications: 1. Type: Luminous el wire Halloween Party Mask 2. Material: PVC 3. Item Weight: 110g 4. Powered By: 2x AA Batteries (Not Included)