Dear sirs,

Nice day to you!

We are specialize in this field for 10 years, with the strength of ERU&USA ,with good quality and pretty competitive price.

Also we have our own professional designers to meet any of your requirements for customized battery pack.

Many customers can increase they market share by 30% within 3 years after purchasing our products, because our products have low price with good quality.

I think our product  will help for you business.

Should you have any questions, please contact me to get the free sample to test.

Best regards!

David