shen zhen JKN battery Co Ltd。 A company with 10 years of professional production experience in batteries. .such as Alkaline battery 、Ni-Mh&Ni-Cd battery、Li-ion Button Cell battery、18650 battery,AG battery, and other batteries, we can also produce batteries according to customers requirements。 Our products are widely used in digital cameras, MP4 players, high-power electric toys, electronic instruments, gifts,