Big Power 5.0*30*35mm Grade a Polymer Battery for Smartphones

• Customization: Available
• Type: Lithium-Ion Polymer Battery
• Rechargeable: No
• Model NO.: 503035
• Size: Small
• Products Name: Lithium-Ion Polymer Battery
• Sample: Yes
• Customized: Yes
• Advantages: Ultra-Thin & Flexible Designs,High Energy Density
• Application: Smartphones, Smartwatches, Bluetooth Earbuds
• MOQ: 100
• Transport Package: Packed Into PE Bag & White Box, or Customized
• Specification: 5.0*30*35mm
• Trademark: ULi
• Origin: Guangdong, China
• Package Size: 5.00cm * 30.00cm * 35.00cm

Product Description

Product Description

Our Lithium-ion Polymer Battery boasts ultra-thin & flexible designs, high energy density, and leak-proof safety, delivering stable discharge and lightweight performance

Our Lithium-ion Polymer Battery is ideal for smartphones, smartwatches, Bluetooth earbuds, and other portable devices, while being easy to integrate into compact product structures.

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Company Profile

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Exhibition & Customers

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FAQ

 1. Products

Q: What energy storage batteries do you offer?  

A: We offer residential, commercial, and industrial energy storage batteries.  

 

 2. Shipping & Delivery

Q: How long is delivery?  

A: 7-15 business days after order confirmation (custom orders take longer).  

 

 3. Orders & Payments

Q: What payments do you accept?  

A: T/T, L/C, PayPal, and other secure methods.  

 

Q: Can I customize orders?  

A: Yes, OEM/ODM is available for bulk orders.  

 

 4. After-Sales Service

Q: What's the warranty?  

A: 3-5 years warranty for our batteries.  

 

Q: How to get tech support?  

A: Email or call our team—we reply within 24 hours.  

 

 5. Quality & Certification

Q: Are products certified?  

A: Yes, they meet CE, UL, ISO, etc.  

 

Q: How is battery quality ensured?  

A: Strict testing is done before every shipment.