Portable Necklace Air Purifier PM2.5 Smoke Electric Filter Cleaner Negative Ion – Silver – Motorcycle Face Mask

Quick Overview

• One-button operation, convenient and simple
• Purify the air
• Small and portable
• Release 3 million negative ions
• Negative ion emitting head, carbon fiber brush
• Charging for half an hour, can be used for 10 hours, durable