- 18-month warranty + 30-day money back + 100% customer satisfaction guarantee.
- #1 Acer Extensa 4102WLM battery life in industry. 650-800 full charges / discharges. 20%+ more than average!
- Brand new Acer Extensa 4102WLM battery. No refurbished parts inside. Grade A+++ cells made in Japan or Korea.
- 50%+ off suggested retail price (on average). The most durable Acer Extensa 4102WLM battery at an affordable price.
- Average run-time: 4-6 hours (6 or 8 cells, 4400-5200mAh), 6-8 hours (9 or 12 cells, 6600-7800mAh).
- Exceed original manufacturer design specifications. Never sacrifice quality for profit.
- Built-in overload protection chip. Strict power management circuit. Built to be reliable.
- No memory effect and environment-friendly.
- Certifications: CE, FCC, ISO9001, ROHS, UL.
* This is an 100% compatible replacement accessory. Related trademark is the property of the original manufacturer.
We are a professional manufacturer of replacement laptop battery with a wide selection of models compatible with major laptop brands. A complete set of manufacturing and testing facilities, including Molding & Injection Center, COB Testing, Fully-Automatic SMT, Half-Finished Product Aging Testing, Finished Product Quality Control etc., ensures us to fulfill the fast-rising market demands with the best quality of products. We have been focusing on being a professional supplier for a full range of high-quality laptop batteries in the world market. Our products are precision-engineered and rigorously tested for voltage, capacity, compatibility and safety to exceed the original equipment manufacturer specifications. Our state-of-the-art PCB designs add huge value to the product stability, safety and performance, and have made us a true leader in the replacement laptop battery market.
Our company is ISO9001 certified and all of our products have passed CE and FCC certifications. The faith of our production and R&D team is to pay endless efforts on quality. In order to achieve consistent manufacturing quality, particularly in mass production phases, our Quality Control department keeps close eyes on raw materials and components, and ensures that our manufacturing process and products are always in compliance with both industrial and international standards.