Features:- Extremely lightweight necklace with a wearable design
- Made of stainless steel fashion necklace, high negative ion production efficiency
- Ultra-lightweight body, wearing no burden
- The hay fever, allergies, commuting and other groups are applicable indoors and outdoors
- USB rechargeable design
- Outdoor (high negative ion number) / indoor (power saving) two modes
- Over 20 million negative ions per second
- Effectively remove particles above PM0.1 to over 99.9% (including PM2.5)
- Near zero odor generation rate (<0.001ppm)
- Can be used continuously for 30 hours
- Silent silence, no consumables, no electromagnetic waves
- Passed SGS, BSMI, UN38.3, MSDS certification
- Taiwan Design and Manufacture
- Marvel officially authorized
Specifications:- Material : PC 316 stainless steel
- Product Size: 68 x 25 x 18 mm
- Product Weight: approx. 22g
- Power Source: lithium battery
- Charging Time: approx. 1 hour
- Play Time: 30 hours (indoor mode)
- Modes of Output: outdoor(consecutive), indoor(periodical)
- Country of Origin: Taiwan (R.O.C.)
Package Contents:- 1 x infoThink Negative Ion Portable Air Purifier
- 1 x USB Charging Cable