Firefly Portable Neck Fan With Lanyard

Specifications:
Input Voltage : 5V DC
Rated Power : 5W
Battery Type : 3.7V 2000mAh Lithium-ion CID*, PRV**, PTC***
* CID (Current Interrupt Device): protects the cells under overcharge conditions.
** PRV (Pressure Relief Valve): prevents excessive pressure building when the battery is being charged, and automatically reseals once the pressure is released.
*** PTC (Positive Temperature Coefficient): protects the cells under external short conditions.
Charging Time : 4 - 6 Hours
Usage Duration:
Fan:
Low: 6H
Mid: 4H
High: 2H
Product Features:
Multifunction: A hanging neck fan, a handheld fan, a table fan and a waist fan
Comes with strap for its hanging function
Large battery capacity: 2000mAh. Can be used for 2-6 hours based on different speed levels
Hazard-free batteries. Equipped with safety protection accessories (CID, PRV & PTC)
Longer battery life and very safe to use due to built-in overcharge and over discharge protection.