Description-
18650 Li-ion battery is a lithium-ion rechargeable battery and is used in high drain applications due to its superior capacity and discharge rate. The first 4 digits of 18650 indicate its dimension, i.e. 18mmx65mm, and the last 5th digit indicates its shape, i.e. cylindrical. Li-ion batteries can usually boost a 300-500 charge cycle.
 
Specifications:-
Good consistency and low self-discharge.
High energy density
Long cycle life
 
APPLICATIONS:
Cordless Phones
Small DRONES
Tablet PC GPS
iPod, DVD, MP4 Player, etc.
Mobiles backup power supply/Power bank