Quality Warranty

Battery4.us offer high quality & low price laptop batteries. If you are looking for any laptop battery for Acer, Apple, Toshiba, Sony, Dell, HP, IBM, Fujitsu or any other popular laptop brand, we have them in stock and available to sell.

All of our products are use high quality cells, such as Panasonic, SANYO, LG and so on, all of the products are 100% compatible with OEM laptop batteries and meet OEM specification & performance.

Each laptop battery are protected by PCP board and PCM board, intelligent power measurement circuit, adjust charging time automatically to achieve the maximum charging power, meanwhile it possess over-charge protection, over-discharge protection, over-current protection and also short circuit protection.

Most of our laptop batteries are purchased by overseas companies to sell as original OEM laptop batteries as our products passed CE, UL, ISO900, and ISO9001 authorized certifications.

In order to better service our customers, each of the batteries with a unique bar code like 090XXXHYXXXXXX, we back up all of our products with full 1 year warranty and a return policy, if the products with any problem, inform us the bar code number on the battery, our customer service will contact you immediately.

Battery4.us laptop battery specific advantages:
Stable voltage, low heating in using process, long stand-by time & operating life, each battery experienced professional measure machine testing to ensure its excellent quality.

Three reason to buy Our Battery.

1. Powerful supplier with large scale factory
"Professional, prove the value" a marketing planning team, a professional battery manufacturer, specializing in developing & producing laptop batteries, adapters. Possess a full set of production and testing equipment, perfect module and workmanship, from raw material purchasing, production, testing, sales and after-sales service, all of the sections are strictly monitored and guaranteed.

2. Many years OEM manufactory experience, leading technology.
From June 1998, we offer OEM service for many large-scale overseas enterprises, accumulated three years of precious production experience. Products have been sold in Europe, North America, Asia, Middle East and many other countries and regions.

3. You enjoy our secure quality guarantee
Full 1 year quality warranty, 30 days Money back.

If you have any question Contant Us : info(alt)Battery4.us . We will glad to recieve your letter and reply to you with the shortest time.