EP205 Portable Air Purifier Negative Ion Necklace Hanging Collar Purifier(Silver)

Portable air purifier necklace designed to release negative ions for improved air quality. Suitable for everyday use in various spaces.

• Material: ABS, steel, aluminum
• Voltage: 3.7V
• Battery capacity: 200mAh
• Power: 1W
• Negative ion concentration: 1999W
• Usable area: Within about 10 square meters
• Weight: about 33.5 grams
• Size: about 2.4x6.35 cm
• Lanyard length: about 64 cm
• Carbon fiber filter brush
• Running decibels below 20dB
• One-key boot, long press for 2 seconds to start
• USB charging, compatible with computer and power bank
• Metal shell, wear-resistant and radiation-resistant