Specification Voltage: 15.2V.
Capacity: 76Wh 4840mAh 4-Cells.
Battery Type: Li-Polymer.
Condition: Brand new, made from high quality materials, top circuit boards and smart chip. Replace Part Number Fit for TDW5P / V9XD7 / 0V9XD7 / 4RRR3 / 04RRR3 / JFWX7 / 0JFWX7 / P81G / P81G001. Compatible Laptop Models Fit for 13 R3 ALW13C Series / 13 Series / 13 R3 Series / 13 R3 P81G / 13 R3 P81G001 / 13 ALW13C Series / 13 ALW13C-D1738 / 13 ALW13C-D2718 / 13 ALW13C-D2728 / 13 ALW13C-D2738 / 13 ALW13C-D2838 / 13 ALW13C-D2508 / 13 ALW13C-D2506S / 13 ALW13C-D2503S / 13 ALW13C-D2715S Series. Each product has undergone rigorous testing to ensure the correct voltage, circuit protection, stable current, low self-discharge and CE / FCC / RoHS Certified for safety. About 500 recharge cycles over the life. Important Note If the new battery is not recognized during the initial installation, please reinstall and ensure the interface is fully connected. Discharge the new battery to 5% --- 10% (not 0%), then charge and cycle 3-4 times to activate the battery for optimal performance