Frequently Asked Questions
Need help? Be sure to visit our support forums for answers to your questions!
PKCELL batteries are high-capacity dry batteries that use manganese dioxide as the positive electrode, zinc as the negative electrode, and potassium hydroxide as the electrolyte. Our lithium coin battery is made of manganese dioxide, metal lithium or its alloy metal, and use a non-aqueous electrolyte solution. All batteries are fully charged, provide maximum power, and are considered ultra long-lasting. They are also free of mercury, cadmium and lead, so they are safe for the environment and safe for daily household or business use.
Free free samples provided while customer should take charge of the freight fee.
PKCELL AA and AAA batteries maintain optimal power for up to 10 years in proper storage. This means under proper storage conditions you can use them any time within in 10 years. The shelf life of our other batteries are as follows: C & D batteries are 7 years, 9V batteries are 7 years, AAAA batteries are 5 years, Lithium Coin CR2032 are 10 years, and LR44 are 3 years.
We are manufacturer,we also have our own international sales department. we produce and sell all by ourselves.
Yes,we are mainly doing customized products according to the customers’ drawings or samples.
We focus on Alkaline Battery、Heavy Duty Battery、Lithium Button Cell、Li-SOCL2 battery、Li-MnO2 battery、Li-Polymer battery、Lithium battery