What's in the box:

Portable Air Purifier Mini Small Bear Negative Oxygen Ion Purifier Eliminate Formaldehyde To Prevent Secondhand Smoke (Blue)

The air purifier is miniature, necklace type, simple to wear and take off. USB cable charge, built-in large capacity cell, short charge time can storage more energy, lengthen service time. Anion purifiering, keep breathable air in clear.

Features:
Miniature, necklace type, simple to wear and take off.
USB cable charge, built-in large capacity cell.
Short charge time can storage more energy, lengthen service time.
Anion purifiering, carbon fibre brush, dual protection.
Lastics material, lightweight, anti-fading.
Safe lock buckle, tear-resistant.

Specifications:
Model: MQ-507
Color: Blue, Pink, Beige (optional)
Charge Time: 30 Mintues
Service Time: 20H
Cell: 1 * Lithium Cell, 3.7V 300mAH (included)
Noise: 0-25dB
Control Way: Key Type
Work Theory: Negative Ion
Charge Way: USB Cable
Package Weight: 100g / 3.53ounces
Package Size: 65 * 47 * 22mm / 2.56 * 1.85 * 0.87in

Packing List:
1 * Air Purifier
1 * USB Cable
1 * Rope