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About DNK

We are China base ISO lithium battery pack manufacturer, contact us if you have custom battery requirement

The Future will be 21700?

Elon Musk: 18650 Battery is Out, 21700 Will Be the Future At the end of July, Tesla released its Model 3, which is claimed to have cruising range of 354 kilometers and 499 kilometers. They may also surprise us with

18650 Battery Cell Manufacturing Process

18650 Battery Cell Manufacturing Process The 18650 is currently the most used lithium battery. How do these 18650 cells come into being? In this article, we will take a look at the 18650 cell production process.   Coating Step #1,

Dismantling Samsung 18650 Batteries

Dismantling Samsung 18650 Batteries The Samsung cell is a good choice for many applications. The 18650 cell has a diameter of 18mm and a length of 65mm. Today, we will dismantle a 18650 cell and check its internal structure

Why 18650 battery would explode

Why 18650 Battery Would Explode As a very important invention in history, the emergence of batteries has indeed solved many problems, and the 18650 battery is the oldest Type. As a lithium battery still widely used at present, its safety

6 Tips to Prolong Your Mobile Phone Battery Life by 20%

6 Tips to Prolong Your Mobile Phone Battery Life by 20% We know that Mobile phone battery life is a headache for us, for example, Xiaomi's mobile phone uses a 1930mAh lithium-ion battery, which is 30% more than traditional

Advantages and Disadvantages of 21700 Battery

Advantages and Disadvantages of 21700 Battery The year of 2017 has seen a lightning-fast development of 21700 cells. At the investors meeting earlier this year, Tesla announced a new 21700 battery, developed together with Panasonic, is going to start a

Battery Design Pricing Basics

Battery Design Pricing Basics Why You cann't just chase for the cheapest Supplier Suppose we are going to source a battery pack like below, how do you know your current supplier is the best fit? in this post, we

Li-ion Battery Pack for Miner Lamp

Why Choose Li-ion Battery Pack for Miner Lamp Why don't we use Lead-acid battery for Miner's lamp Most of China's coal production companies have used lead-acid batteries as a miner's lamp power supply, in the long-term use of

Tesla’s Mass Production of 21700 Battery

Tesla, Mass Production of 21700 Battery Recently, Tesla Inc together with Panasonic announced a new model of li-ion battery cell--21700, , they also stressed that at present this is the highest energy density and low cost of li-ion battery that

Cylindrical Batteries More Suitable For Electric Vehicles

Cylindrical  Batteries More Suitable For Electric Vehicles? In January 2017, Tesla, the world's leading brand of electric vehicles, claimed that the company's Gigafactory begins to produce lithium-ion batteries. It is a cylindrical "2170 lithium battery" developed by Tesla together with

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