High-quality Techie Compatible Lenovo M4400 / B40-70 Battery for Lenovo B40-30 Series, B40-70 Series, M4400 Series, V4400 Series Laptops.

If your current battery is not working or it is dead due to a charging issue, backup issue, or any other issues, no worry replace it with the Techie Compatible Lenovo M4400 / B40-70 Battery.

Techie replacement batteries lead the industry in quality and reliability. Rest assured you’re getting the best part money can buy.

• 0-Cycle – Each cell is brand new and has never been used.
• High Quality Cells – We use the most efficient capacity cells.
• Rigorous Testing – Every single battery cell is tested to ensure it meets our specification.

It is the perfect choice to upgrade your Laptop and boost the performance for enhanced productivity and responsiveness by upgrading from DDR, DDR2 technology to DDR4 technology with 16GB RAM a speed of 2666Mhz.

There’s an easy cure for a slow computer: more memory. Designed to help your system run faster and smoother, Techie Laptop Memory is one of the easiest and most affordable ways to improve your system’s performance. High-performing memory empowers faster, powerful solutions. Techie DRAM delivers top speed with better bandwidth and reliability using less energy. Which make Techie DDR RAM for laptop perfect companion.