403035 370mAh Rechargeable Li-Po Battery – Micro Slim Lithium Polymer 3.7v
403035 370mAh Rechargeable Li-Po Battery – Micro Slim Lithium Polymer 3.7v
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NIVAPRO 403035 370mAh Rechargeable Li-Po Battery – Micro Slim Lithium Polymer 3.7V
Power your compact electronic devices efficiently with the NIVAPRO 403035 370mAh Rechargeable Li-Po Battery. Designed with a slim and lightweight form factor, this high-quality 3.7V Lithium Polymer (Li-Po) battery delivers reliable performance, stable power output, and long-lasting durability for a wide range of portable electronics and DIY projects.
Ideal for use in Bluetooth devices, mini speakers, smart gadgets, GPS units, wearable electronics, toys, IoT devices, and other compact rechargeable applications.
🔋 Key Features of NIVAPRO 403035 Li-Po Battery
-
370mAh Rechargeable Capacity
Provides dependable backup power for compact electronic devices and portable gadgets. -
3.7V Lithium Polymer Technology
Built with premium Li-Po cells for stable voltage output, efficient charging, and lightweight performance. -
Micro Slim Design
Compact and slim profile makes it ideal for space-constrained electronic devices and DIY applications. -
Reliable Rechargeable Performance
Supports multiple charge and discharge cycles for long-lasting usability. -
Advanced Safety Protection
Designed for safe operation with protection against overcharging, overheating, and short circuits.
⚡ Ideal Applications
Suitable for:
- Bluetooth devices
- Wireless earphones & speakers
- GPS devices
- Smart wearables
- DIY electronics projects
- Portable gadgets
- IoT devices
- Mini rechargeable products
📦 Package Contents
- 1 x NIVAPRO 403035 370mAh 3.7V Rechargeable Li-Po Battery
🛡️ Quality Assurance
Manufactured using premium-grade materials for dependable performance and durability.
🔋 Model: 403035 Rechargeable Li-Polymer Battery.
⚡ Nominal Voltage: 3.7 V (4.2 V fully charged).
📐 Size: Approx. 5.5 mm × 30 mm × 30 mm.
🔁 Long Cycle Life: Up to 500 charge cycles.
🛡️ Built-in Protection: Over-charge, over-discharge & short-circuit protection.
🔌 Connector: 2-pin wire.
🪶 Lightweight & Slim Design for compact devices
📐 Size: Approx. 5.5 mm × 30 mm × 30 mm
This battery is commonly used in Bluetooth headsets, fitness bands, GPS trackers, smart wearables, IoT devices, medical sensors, MP3 players, and DIY electronics projects. It supports hundreds of charge-discharge cycles and can be conveniently recharged using standard Li-ion/Li-Po CC-CV chargers.
Compatible Devices (Typical Applications) :
Bluetooth headsets & mini audio devices
Fitness trackers & smart wearables
GPS trackers & IoT modules
Portable medical & health monitoring devices
MP3/MP4 players & mini electronics DIY electronics & embedded projects
17 in stock

Let customers speak for us
from 35 reviewsDear sir
I am happy about nivapro samsung battery. It is working fine so far and hope it will last full life cycle.
Yours truly
Chandulal Shah
Thank you it’s working
very good and genuinr price
Completely trusted website. Nice delivery time. Price is a little bit high and battery is a lil bit tight in the case otherwise its perfect
Really Appreciate their support for all my queries through whatsapp. very kind and genuine team. Keep up the good work. I purchased battery for my Old Phone and it perfectly worked..
Good company, quality products available at low prices
Excellent 👌
Excellent
Customer care person was very nice and value the customer .. i strongly suggest NIVAPRO for further buyings
Clean website, enough information. The battery supplied has lasted 10days without recharging after once fully charged.
Good quality product. Well packaged and sent
Great to Have
Best quality and service
Best quality and service
Great
It's good fit for mobile thank you for your guidance