**সম্মানিত কাস্টমার, আস-সালামু আলাইকুম! ইলেকট্রনিক্স পার্টস বিডি অনলাইন শপে আপনাকে স্বাগতম, যেখানে আপনি পাবেন ইলেকট্রনিক্স কম্পোনেন্টস, রোবটিক্স পার্টস, পাওয়ার সাপ্লাই, ডিসপ্লে, মডিউলস, সেন্সর, ডিসি মোটর, আইসি, স্পিকার, অ্যাম্প্লিফায়ার সার্কিট, হার্ডওয়্যার টুলস, ব্যাটারি, সোল্ডারিং টুলস, ক্যাবল ও কানেক্টর, মাল্টিমিটার, এলইডি, সুইচ, রিলে, ডিসি পাম্প এবং আরও অনেক কিছু। রেগুলার ডেলিভারি ঢাকার মধ্যে ৫৯ টাকা এবং ঢাকার বাইরে ১১৯ টাকা ডেলিভারি চার্জের মাধ্যমে আমরা পণ্য পৌঁছে দিই। বিঃদ্রঃ শুধুমাত্র ঢাকার মধ্যে সেম ডে ডেলিভারি প্রদান করা হয়।**
300mAh 3.7V Rechargeable Lithium Battery for Bluetooth Earphones - Electronics Parts BD

300mAh 3.7V Rechargeable Lithium Battery for Bluetooth Earphones

৳150.00

0.00/5 See Reviews

Product SKU : U149420

Brand : Own / Local

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✅ ঢাকা মেট্রো (স্টিডফাস্ট কুরিয়ার - হোম ডেলিভারি): মাত্র ৫৯ টাকা 🚛 (সময়: ১-২ দিন)
✅ ঢাকা সাব-এলাকা (স্টিডফাস্ট কুরিয়ার - হোম ডেলিভারি): মাত্র ৯৯ টাকা 🚛 (সময়: ২-৩ দিন)
✅ ঢাকার বাইরে (স্টিডফাস্ট কুরিয়ার - হোম ডেলিভারি): মাত্র ১১৯ টাকা 🚛 (সময়: ২-৩ দিন)
✅ ঢাকার বাইরে (সুন্দরবন কুরিয়ার - জেলা পর্যায়ে): মাত্র ১১৯ টাকা 🚛 (সময়: ১-২ দিন)
✅ ঢাকার বাইরে (সুন্দরবন কুরিয়ার - উপজেলা পর্যায়ে): মাত্র ১২৯ টাকা 🚛 (সময়: ২-৩ দিন)
✅ সারা বাংলাদেশ (এস.এ পরিবহন - মিনিমাম চার্জ): মাত্র ১৯৯ টাকা 🚛 (সময়: ১-২ দিন)
✅ সম্পূর্ণ টাকা পরিশোধ করলে: ঢাকার বাইরে মাত্র ১০৯ টাকা 🚛 (সময়: ২-৩ দিন)
🛍️ ২০০০ টাকার অর্ডারে ঢাকার মধ্যে ডেলিভারি একদম ফ্রি!
🚚 ৩০০০ টাকার অর্ডারে সারা বাংলাদেশ ডেলিভারি একদম ফ্রি!

Specification

Buy 300mAh 3.7V Lithium Polymer Rechargeable Battery for Bluetooth in Bangladesh


  • Battery Type: 3.7V Lithium-Polymer (LiPo)
  • Capacity: 300mAh
  • Dimensions: 25mm x 17mm x 7mm
  • Voltage: 3.7V
  • Rechargeable: Yes, provides long-lasting power for Bluetooth devices
  • Application: Ideal for Bluetooth earphones, wireless headphones, and small electronic devices
  • Cycle Life: Over 500 charge cycles
  • Charging Time: Approximately 1-2 hours for full charge
  • Safety: Overcharge, over-discharge, and short circuit protection
  • Weight: Lightweight and compact for portable use

Packaging Includes:

  • 1 x 300mAh 3.7V Rechargeable Lithium-Polymer Battery

Description

Shop Now 3.7V Rechargeable 300mAh LiPo Battery for Bluetooth Devices in Online 


The 300mAh 3.7V Lithium-Polymer Rechargeable Battery is specifically designed for Bluetooth earphones, wireless headphones, and small electronic devices. This compact and lightweight battery provides a reliable power solution for your devices, ensuring consistent performance and longer usage time. With a capacity of 300mAh and a 3.7V voltage rating, this rechargeable LiPo battery guarantees durability and longevity, offering over 500 charge cycles. Whether you're looking to replace a worn-out battery or power a new Bluetooth earphone, this product delivers exceptional performance with safety and convenience in mind.

Perfect for both personal and professional use, this battery is equipped with advanced safety features like overcharge, over-discharge, and short circuit protection. It’s lightweight and easy to install, making it an ideal replacement or backup power source for Bluetooth earphones, wireless headsets, or other small gadgets requiring a 3.7V rechargeable battery.

Specifications:


  • Battery Type: 3.7V Lithium-Polymer (LiPo)
  • Capacity: 300mAh
  • Dimensions: 25mm x 17mm x 7mm
  • Voltage: 3.7V
  • Rechargeable: Yes, with a long-lasting charge cycle
  • Cycle Life: Up to 500+ charge cycles
  • Charging Time: 1-2 hours for full charge
  • Safety Features: Overcharge, over-discharge, short circuit protection
  • Weight: Lightweight and compact for easy integration


Key Features:


  • High Capacity: With 300mAh capacity, this battery offers enhanced battery life for Bluetooth earphones, wireless speakers, and more.
  • Fast Charging: Fully rechargeable in just 1-2 hours for maximum convenience and efficiency.
  • Durable: Supports more than 500 charge cycles, ensuring long-term reliability and performance.
  • Compact Design: Small dimensions (25mm x 17mm x 7mm) for easy installation in space-limited devices.
  • Safety Assurance: Built-in protection against overcharge, over-discharge, and short circuits for added safety during use.


Applications:


  • Bluetooth earphones and headphones
  • Wireless speakers
  • Wearable devices
  • Small electronics and gadgets
  • Power backup for Bluetooth-enabled devices
  • Replacement for damaged or worn-out batteries in portable devices


Why Choose This Product:


  • Reliability: Engineered with high-quality materials to ensure long-lasting and stable performance.
  • Safety First: Features built-in protection to prevent damage to your devices and provide peace of mind.
  • Versatility: Ideal for a wide range of applications, including Bluetooth earphones, wireless headphones, and various small electronic devices.
  • Eco-Friendly: As a rechargeable battery, it helps reduce waste and the need for constant battery replacements.
  • Cost-Effective: Offers excellent value by prolonging the lifespan of your devices, saving you money in the long run.


FAQs:
1. What devices are compatible with the 300mAh 3.7V battery?

This battery is perfect for Bluetooth earphones, wireless headphones, portable Bluetooth speakers, and other small electronic devices that require a 3.7V rechargeable LiPo battery.

2. How long does it take to charge the 300mAh battery fully?

The battery charges fully within 1-2 hours, providing a quick and efficient power-up for your devices.

3. How many charge cycles does this battery last?

The 300mAh 3.7V LiPo battery is designed for over 500 charge cycles, offering long-lasting performance and reliability.

4. Is this battery safe to use in my device?

Yes, this battery is equipped with overcharge, over-discharge, and short circuit protection, ensuring safe operation throughout its lifespan.

5. Can I use this battery to replace the one in my Bluetooth earphones?

Absolutely! This 300mAh 3.7V battery is a perfect replacement for worn-out batteries in Bluetooth earphones or wireless headphones.

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Note

  • Due to manual measurement and varying measurement methods, a 2-3mm deviation is allowed.
  • Please be aware that, due to lighting effects and differences in monitor brightness/contrast settings, the color tone of the product image on the website may differ slightly from the actual item.


Buy 300mAh 3.7V LiPo Battery for Bluetooth Headphones & Earphones at the Best Price in Bangladesh from Electronics Parts BD

Get the best quality and original 300mAh 3.7V LiPo Lithium Battery in Bangladesh from Electronics Parts BD. Explore our latest collection of Rechargeable 300mAh 3.7V LiPo Battery at unbeatable prices. Order online or visit Electronics Parts BD for the lowest price and fast delivery across Bangladesh.


What is the latest and best price of 300mAh 3.7V Lithium Polymer Rechargeable Battery in Bangladesh?

The latest and best price of 300mAh 3.7V LiPo Battery in Bangladesh is BDT 170 Taka. Get the best quality 3.7V Rechargeable 300mAh LiPo Battery at the most competitive price from Electronics Parts BD. Shop online at Electronics Parts BD for authentic Rechargeable 300mAh 3.7V LiPo Battery with fast delivery across Bangladesh

Why Choose Electronics Parts BD – Your Trusted Source for Electronic Components in Bangladesh?  

At Electronics Parts BD, we pride ourselves on delivering the fastest electronic components to customers across Bangladesh, ensuring your order arrives in 1-4 days. From Dhaka to Chattogram and beyond, we offer affordable shipping rates on all orders. With competitive prices on a wide range of reliable electronic parts, we are Bangladesh’s trusted online store for electronic components.Our commitment to customer satisfaction includes secure payment methods like Cash on Delivery (COD) and encrypted online payments. We also offer a hassle-free returns policy for defective products, ensuring peace of mind when you shop with us. Our easy order tracking system allows you to monitor your shipment’s progress, so you always know when your components will arrive.At Electronics Parts BD, we bring both local expertise and a deep understanding of the Bangladesh electronics market to help hobbyists, professionals, and businesses find the right components for every project. Whether you’re purchasing for personal or business use, we are your reliable partner for all your electronic parts needs. With a vast selection of components, competitive prices, and a trusted reputation, Electronics Parts BD is the best place to buy your electronic parts online in Bangladesh.

Why Electronics Parts BD Stands Out: 


  • Fast Delivery: Receive your orders within 1-4 days anywhere in Bangladesh.
  • Wide Range of Products: From capacitors to connectors, we offer everything you need for your projects.
  • Affordable Shipping: Transparent and competitive delivery charges.
  • Secure Payments: Cash on Delivery (COD) and secure online payment options.
  • Customer Support: Excellent service and hassle-free returns.
  • Order today and experience the best in electronic components!



Fast & Secure Delivery of Electronic Components in Bangladesh 


At ElectronicsPartsBD , we provide fast, secure, and affordable delivery of 100% genuine electronic components and accessories across Bangladesh. Whether you're in Dhaka, Chattogram, Khulna, Rajshahi, Sylhet, Barishal, Rangpur, or any upazila, we ensure quick and hassle-free shipping.


Nationwide Delivery – Fast & Reliable Service

  • Inside Dhaka: 1-2 business days
  • Outside Dhaka: 2-4 business days (location-dependent)
  • Possible Delays: Holidays, strikes, natural disasters, or unforeseen events may cause delays


Trusted Courier Partners – Safe & Reliable Shipping

  • We deliver through Bangladesh’s most trusted couriers:
  • Sundarban Courier, SA Paribahan, Janani Courier, Pathao, E-Courier, Karatoa, AJR, Steadfast, RedX, Paperfly, and more!


Affordable Delivery Charges – Transparent Pricing

  • Dhaka Metro (City): 59 BDT (1-2 days)
  • Dhaka Suburbs: 99 BDT (2-3 days)
  • Outside Dhaka (District – Sundarban Courier): 119 BDT (2-3 days)
  • Outside Dhaka (Upazila – Sundarban Courier): 129 BDT (2-3 days)
  • Outside Dhaka (Steadfast Courier – Home Delivery): 119 BDT (2-3 days)
  • SA Paribahan – Express Service (All BD): 199 BDT (1-2 days)
  • Best Price! Full Payment Orders (Outside Dhaka): Only 109 BDT


Special Delivery Offers

  • Cash on Delivery (COD) & Secure Payment Options
  • COD Available for orders up to 4,000 BDT
  • Orders above 4,000 BDT require advance payment
  • Prepayment of delivery charges required for COD orders
  • Customers must have the exact amount ready at the time of delivery.
  • Free delivery within Dhaka for orders above 2,000 BDT
  • Free nationwide delivery for orders above 3,000 BDT



Order Processing & Real-Time Tracking

  • Orders are confirmed via phone call before processing
  • Tracking details shared via SMS & email after shipment
  • Orders placed after 4 PM or on holidays will be processed next business day



Receive & Inspect Your Order Before Acceptance

  • Home Delivery: Please check the product before accepting
  • Courier Office Pickup: Full payment required before receiving the product
  • Report issues within 24 hours if the product is damaged or incorrect



Easy Return & Replacement Policy – 100% Satisfaction Guaranteed

  • Order Cancellation: Allowed before shipping
  • Defective Product Returns: Free return & replacement (customer must return the product first)
  • Non-Defective Returns: Accepted, but delivery charges are non-refundable


Delivery Issues & Solutions – We’ve Got You Covered

  • In case of delays, lost shipments, or courier issues, contact our support team.
  • If an order is lost due to courier errors, we will refund or resend the product.



Contact Customer Support – We're Here to Help!

  • Phone: +8801333105717
  • Email: support@electronicspartsbd.com 
  • Email:contactselectronicspartsbd@gmail.com
  • Website: www.electronicspartsbd.com
  • Address: Patuatuli, Dhaka-1100

Note: ElectronicsPartsBD reserves the right to update this policy at any time. Check our website for the latest terms. Shop Now at ElectronicsPartsBD – Bangladesh’s No.1 Trusted Electronics Store!


Shop the 300mAh 3.7V rechargeable Lithium-Polymer battery, perfect for Bluetooth earphones, wireless headphones, and small devices. Reliable, durable, and safe with over 500 charge cycles

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ভিডিও

Product Tags:
  • Lithium Battery,
  • 300mAh Battery,
  • Rechargeable Battery,
  • Bluetooth Battery,
  • LiPo Battery,