Who we are?

YDL battery was established in 2018, integrating R & D, production and sales, and specilizing in the production of 3.7V lithium battery. Our ADVANCED AUTOMATION PRODUCTION LINES GUARANTEE production capacity and on-time delivery. PROFESSIONAL TESTING EOUIMENT ENSURE high quality and safety of YDL battery


OEM/ODM services Guild

We offer 3.7 v  lithium polymer battery and lithium-ion battery pack for customer electronic devices, provide a full service from designing and producing batteries, and also include battery packing and shipment.

What do our 3.7 v lithium polymer batteries use for?

Dashcam, E-book, laptops, Medical equipment, Bluetooth, mobile phones, digital cameras, digital camcorders, mouse, PS4/5 controllers, Raspberry Pi...

Our 3.7 V lithium polymer battery quality 

  • We promise we use A+ top brand battery cell
  • We offer detail material of the battery cell, Pure ternary material, or ternary material ratio
  • Before shipment to customers, all lithium polymer batteries offered by Ydl battery will be done a complete and further test, such as dimension, capacity, voltage, impedance, weight, current, charge ending voltage, discharge ending voltage, charging current, discharging current, and so on.

    Our Certifications

    Consult us Certification first for we already get hundres of model already have certifications.

    We could apply MSDS CE, UL, UN38.3 and other related certificates for you, but the certificates fee needs to be paid by you, if your quantity is big enough, certificates fee could be refunded.

    More certification such as: UL1642, , UL2052, RoHS, MSDS, UN38.3, FCC etc.

    Our Vision

    The whole YDLBATTERY team is passionate to make sure you find the right battery with 100% safe and high quality. We strive to give you the best experience possible.

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    we will update the news and discount, Not get missed