Green Cell PH06 PHO6 593572-001 HSTNN-LB1A HSTNN-IB1A Battery for HP ProBook 4520s 4320s 4320t 4321s 4326s 4420s 4421s 4425s 4525s HP 420 421 425 620 62 65 Compaq 420 425 525 620 621 625 Portable

Bring Your Laptop Back to Life with Green Cell - Superior Quality Notebook Battery Replacement for HP PH06, PHO6, 593572-001, HSTNN-LB1A, HSTNN-IB1A Batteries Long battery life - up to 500 charging cycles (2-3 years of trouble-free operation) and long battery life over the entire lifespan. The battery retains over 80% of its capacity after one year of use Safety First - Advanced electronics ensure safety during charging and operation. Safety features include: overload, deep discharge, short circuit and overheat protection. And it's all enclosed in a sturdy housing that protects the cells and electronics inside. The battery fits your laptop just like the original Perfect for: HP ProBook 4520s | 4320s | 4320t | 4321s | 4326s | 4420s | 4421s | 4425s | 4525s | HP 420 | HP 421 | HP 425 | HP 620 | HP 62 5 | Compaq 420 | Compaq 421 | Compaq 425 | Compaq 525 | Compaq 620 | Compaq 621 | Compaq 625 and more All compatible models are listed in the description Capacity: 4400mAh (48Wh) | Voltage: 10.8V | Colour: Black | Cell Type: Li-Ion | Number of Cells: 6