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Techie Compatible for LENOVO B40 Series B40-30 Series B40-45 Series B40-70 Series B50 Series Laptop Battery.


SKU B50-70 Categories ,

Battery Rating:

  • Capacity: 4000mAh Voltage: 10.8V.
  • Warranty Details: 1 Year Warranty.
  • In Box : 1 Laptop Battery.
  • Techie Laptop Batteries and Adapters are BIS Approved.
  • Highly Quality, safe and Compatible for your Laptop at very reasonable price.

Return : 15 Days

100% secure payments

with COD & reliable return policy

Hassle-free replacement

15-days easy replacement & refund


Techie Compatible for LENOVO B40 Series B40-30 Series B40-45 Series B40-70 Series B50 Series Laptop Battery.

Battery Ratings: Capacity: 4000mAh Voltage: 10.8V

Compatible part numbers (p/ns):

  • LENOVO 121500191
  • LENOVO 45N1184
  • LENOVO 45N1185
  • LENOVO 4ICR18/65
  • LENOVO 4ICR19/66
  • LENOVO L12L4E55
  • LENOVO L13M4A01
  • LENOVO L13L4A01
  • Compatible Laptop Model:

  • LENOVO B40 Series
  • LENOVO B40-30 Series
  • LENOVO B40-45 Series
  • LENOVO B40-70 Series
  • LENOVO B50 Series
  • LENOVO B50-30 Series
  • LENOVO B50-30 Touch Series
  • LENOVO B50-45 Series
  • LENOVO B50-70 Series
  • LENOVO N40 Series
  • LENOVO N40-30 Series
  • LENOVO N40-45 Series
  • LENOVO N40-70 Series
  • LENOVO N50 Series
  • LENOVO N50-30 Series
  • LENOVO N50-45 Series
  • LENOVO N50-70 Series
  • LENOVO M4400 Series
  • LENOVO M4400A Series
  • LENOVO M4450 Series
  • LENOVO M4450A Series
  • LENOVO V4400 Series
  • LENOVO V4400A Series
  • LENOVO Eraser B40 Series
  • LENOVO Eraser B40-30 Series
  • LENOVO Eraser B40-45 Series
  • LENOVO Eraser B40-70 Series
  • LENOVO Eraser B50 Series
  • LENOVO Eraser B50-30 Series
  • LENOVO Eraser B50-30 Touch Series
  • LENOVO Eraser B50-45 Series
  • LENOVO Eraser B50-70 Series
  • LENOVO Eraser N40 Series
  • LENOVO Eraser N40-30 Series
  • LENOVO Eraser N40-45 Series
  • LENOVO Eraser N40-70 Series
  • LENOVO Eraser N50 Series
  • LENOVO Eraser N50-30 Series
  • LENOVO Eraser N50-45 Series
  • LENOVO Eraser N50-70 Series
  • LENOVO Eraser M4400 Series
  • LENOVO Eraser M4400A Series
  • LENOVO Eraser M4450 Series
  • LENOVO Eraser M4450A Series
  • LENOVO IdeaPad B40 Series
  • LENOVO IdeaPad B40-30 Series
  • LENOVO IdeaPad B40-45 Series
  • LENOVO IdeaPad B40-70 Series
  • LENOVO IdeaPad B50 Series
  • LENOVO IdeaPad B50-30 Series
  • LENOVO IdeaPad B50-30 Touch Series
  • LENOVO IdeaPad B50-45 Series
  • LENOVO IdeaPad B50-70 Series
  • LENOVO IdeaPad N40 Series
  • LENOVO IdeaPad N40-30 Series
  • LENOVO IdeaPad N40-45 Series
  • LENOVO IdeaPad N40-70 Series
  • LENOVO IdeaPad N50 Series
  • LENOVO IdeaPad N50-30 Series
  • LENOVO IdeaPad N50-45 Series
  • LENOVO IdeaPad N50-70 Series
  • LENOVO IdeaPad M4400 Series
  • LENOVO IdeaPad M4400A Series
  • LENOVO IdeaPad M4450 Series
  • LENOVO IdeaPad M4450A Series
  • LENOVO IdeaPad V4400 Series
  • LENOVO IdeaPad V4400A Series
  • NOTE: Please check above battery part number (P/N) from the label of existing battery. If your laptop’s battery part number is not listed here, feel free to contact us at 8088242424 our team will help you to decide which battery will be suitable for your laptop.

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    Frequently Asked Questions

    Techie tries to ship your orders on the same day. After the order is confirmed the tracking link is sent on the registered email which includes the live location of the package and the estimate delivery time.


    Your satisfaction is guaranteed when you order from Techie! If you decide not to use a product or find an issue in products, simply generate a return/replacement request within 15 days of delivery to get a replacement or refund.


    We offer multiple online payment methods, including:

    1. Credit Card and Debit Card
    2. Net Banking
    3. Wallet (Paytm, Phone pe, Mobikwik, FreeCharge, Airtel Money, Ola Money, Jio Money and PayZapp)
    4. UPI
    5. Cash on Delivery 

    We do offer cash on delivery with extra COD fees of Rs.100 (Non-Refundable*)

    Techie warrants our products against defects in materials and working for the warranty period from the date of purchase. The warranty period is for 1-year on laptop battery, laptop charger, barcode and power bank.


    Still, need more help? Contact us
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    Techie Compatible for LENOVO B40 Series B40-30 Series B40-45 Series B40-70 Series B50 Series Laptop Battery.


    Return : 15 Days

    Join Waitlist We will inform you when the product arrives in stock. Please leave your valid email address below.

    COVID-19 Update

    Hope you continue to be safe and healthy.

    Due to the recent developments beyond our control, there will be delay in delivery for recent product orders in certain locations and as a safety precaution we have disable the COD payment to avoid the transmission of viral infection.

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