Premium 6550b Battery: Our hp probook 6550b battery is a premium 58Wh battery that has passed UL testing, ensuring safety and quality. It is fast charging and lasts long, perfect for your laptop needs. Compatible Part Numbers: 4458640-542 / 482962-001 / 484786-001 / HSTNN-144C-A / HSTNN-144C-B / HSTNN-145C-A / HSTNN-145C-B / HSTNN-C66C-4 / HSTNN-C66C-5 / HSTNN-C67C-4 / HSTNN-C67C-5 / HSTNN-C68C / HSTNN-CB69 / HSTNN-XB61 / HSTNN-XB68 / HSTNN-XB69 / KU531AA. Long-Lasting Probook 6450b Battery: The probook 6450b battery features a fast charging and long-lasting performance. It can be recharged more than 500 cycles, making it a reliable power source for your laptop. HP Compaq Business Notebook 6500b / 6530b / 6535b / 6700b / 6730b / 6735b; HP EliteBook 6930p / 8440p / 8440w; HP ProBook 6440b / 6445b / 6450b / 6540b / 6545b / 6550b / 6555b TD09 TD06. Reliable TD06 Battery: Our td06 battery is compatible with various models including 6530b battery, battery for hp probook 6550b, 6440b battery, 6450b battery, 6540b battery, 6555b battery, 6730b battery, 6735b battery, 6930p battery, 8440 battery, 8440p battery. This Li-ion replacement battery is also compatible for p/n 458640-542. High Capacity 6440b Battery: The 6440b battery is a high-capacity battery that provides extended power for your laptop. With its fast charging feature and ability to last long, it's a great choice for your laptop power needs. CE, FCC and Rosh Certified electronics accessories. Replacement for for HP EliteBook 8440P 6930P 8440W and ProBook 6550B 6455B Compaq 6730B 6735B 6530B. Durable 6450b Battery: Our 6450b battery is built to last. With a premium 58Wh power capacity, it provides a stable and reliable power source for your laptop, ensuring it stays powered for longer periods. If your laptop battery has a charge issue, please first check your AC adapter and make sure it can start your laptop. Both 4400 mah and 5200 mah battery capacity will with your laptop, but the higher the capacity, it will last longer. Presenting the Premium 58Wh Battery for your Elitebook 8440p, Probook 6550b, and other related models. This 8440w battery has been designed with meticulous attention to ensure compatibility with your HP laptops. It serves as an ideal replacement for your old or worn out hp elitebook 8440p battery, hp probook 6450b battery, 6550b battery, and more. This battery for elitebook 8440p passed UL tests to ensure safety and reliability. It brings you fast charging capabilities, allowing you to get back to work in no time. With its extended longevity, this hp 8440p battery can recharge for more than 500 cycles, ensuring a durable and long-lasting power source for your laptop. Our 8440p battery is also compatible with a wide range of models such as probook 6450b battery, td06 battery, 6530b battery, 6440b battery, 6450b battery, 6540b battery, 6555b battery, 6730b battery, 6735b battery, 6930p battery, and more. It is an excellent battery for hp probook 6550b, 6730b, 6930p, and other models. If you're looking for a battery hp elitebook 8440p, hp td06 battery, or 8440w battery hp genuine, this product is an excellent choice. With its high capacity, it can serve as a powerful power source for your elitebook 8440p, making it an excellent asset for long working hours. In addition to serving as a battery for hp elitebook 8440p, this product is also a perfect fit for other models such as hp probook 6550b battery, probook 6450b battery, 6550b battery, and more. It's also a perfect replacement for your old or worn out batteries, such as the cwk new replacement laptop notebook battery. Remember, a powerful and reliable battery is key to keeping your laptop running efficiently. Invest in our premium 58Wh battery today to enjoy fast charging, extended longevity, and superior performance for your elitebook 8440p, probook 6550b, and more.