XITAIAN 14.8V 46Wh 3100mAh 45N1138 45N1139 45N1140 45N1141 121500158 Replacement Battery for Lenovo ThinkPad S431 S440 V4400u S3 S5

• 【Specification】Battery Type: Li-ion; Voltage: 14.8V; Capacity: 46Wh/3100mAh.
• 【Compatible Part Number】45N1138 45N1139 45N1140 45N1141 121500158【Compatible Model】For Lenovo ThinkPad S440 V4400u Series
• 【Built-in Circuit Protection Ensures】Safeguard features against incorrect voltage, short circuit, internal overheating. Grade A cells ensure fast charges and low power consumption.
• 【Certified and 100% Compatible】All products are Certified by reputable, qualified and accredited testing laboratories. 100% compatible as the original battery.
• 【Our Services】If you have any questions or dissatisfaction with the product, you can contact us at any time and we will reply within 24 Hours.

XITAIAN is a professional manufacturer in the field of power tool batteries, laptop batteries, and charger. We are committed to providing high quality, competitive cost, and superior performance battery and best service to customers. Specification: Battery Type: Li-ion; Voltage: 14.8V; Capacity: 46Wh/3100mAh. Compatible Part Number: ASM P/N 45N1138, 45N1140 FRU P/N 45N1139, 45N1141 LC P/N 121500158 Compatible Model: For Lenovo ThinkPad S440 Series For Lenovo ThinkPad V4400u Series Note: New Lithium-Ion batteries must be FULLY CHARGED and FULLY DISCHARGED 2 to 3 times, before being FULLY CONDITIONED. Please remember that a new Lithium-Ion battery's full performance and longevity is only achieved after 2 to 3 complete charge and discharge cycles. After you go through 2 to 3 cycles, you'll never have to condition your battery again!