JLJLUP 3.7V LiPo Battery 3000mAh Rechargeable Lithium Polymer Battery Pack with Wire Micro JST 1.25mm Connector for Arduino ESP32
Why you'll like it
- Enhanced Project Longevity — High-capacity 3000mAh lithium polymer chemistry provides extended operational runtimes for portable electronics and connected devices.
- Advanced Safety Protection — Integrated circuit board prevents overcharging, over-discharging, overcurrent, and short circuits to protect your custom builds.
- Simplified Hardware Integration — Pre-terminated Micro JST 1.25mm connector wire enables secure, hassle-free plug-and-play installation on compatible development boards.
- Multi-Device Compatibility — Versatile form factor powers Arduino setups, ESP32 development boards, IoT modules, wireless speakers, and DIY smart devices.
- Verified Performance Standards — Engineered to deliver a stable 1C discharge rate without risk of leakage or swelling under proper operational parameters.
Product details
Description
The JLJLUP 3.7V 3000mAh Lithium Polymer Rechargeable Battery Pack is an engineered power solution designed for developers, hobbyists, and makers working on compact electronic systems. Delivering a reliable 11.1Wh of energy, this 1C discharge rate battery features a pre-wired Micro JST 1.25mm connector with a 70mm lead, allowing for clean integration into small-scale setups.
Safety is prioritized through an integrated Protection Circuit Module that actively guards your hardware against overcharging, over-discharging, overcurrent, overheating, and short circuits. It is an ideal fit for Internet of Things projects, smart home devices, wireless setups, and portable electronics requiring stable, long-lasting power.
This premium power component is imported directly from the USA, ensuring that Indian engineers and DIY enthusiasts have access to authentic, high-standard components that offer stable discharge characteristics across diverse environmental temperatures.
Shop authentic JLJLUP products — imported from the USA. Browse more health & wellness at Dropy India.
How to use
- Verify that your device connector polarity matches the battery pack connector layout before plugging it in to avoid a short circuit.
- Connect the Micro JST 1.25mm plug directly into your development board or charging module.
- Charge using a dedicated lithium polymer charger configured for a 3.7V cell.
- Maintain the battery state between 40 percent and 60 percent when storing for extended periods, and recharge every three months to sustain optimal cell health.
Ingredients
Lithium Cobalt Oxide, Graphite, Polymer Electrolyte, Copper, Aluminum, Polyvinylidene Fluoride, Plastic Housing, Copper Wire, Brass Terminals.
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | JLJLUP |
|---|---|
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
Top reviews first: highest rated, with photos first
- Carol B.4 ★
A quite good battery
It arrived pre charge,
- Carolyn R.4 ★
Batteries should be part of kits
These battery did what they were intended to do, they were not the same capacity of the original but will suffice in the operation in my EXOGEAR tiny Bluetooth Speaker.
- Clara B.4 ★
OK so far
Batteries holding charge well
FAQs
Can an ESP32 run on 3.7 V?
Yes, an ESP32 development board can run on a 3.7V LiPo battery, provided the board features an onboard voltage regulator to step down the power to the required 3.3V operational level.
What is the maximum operating current for this battery?
The maximum operating current for this battery is approximately 1.5A. It cannot be used for high-current applications such as unmanned aerial vehicles, remote-controlled model aircraft, or motorized products requiring heavy draws.
What are the exact physical dimensions and weight of this battery?
This lithium polymer battery measures approximately 36 by 10 by 65 millimeters (1.42 by 0.39 by 2.56 inches) and weighs 49 grams, making it lightweight for portable projects.
Is this product an authentic imported item available for delivery in India?
Yes, this is an authentic USA-imported product. Dropy sources these specialized components directly from trusted premium suppliers in the USA, ensuring true specifications and global quality for Indian creators.
What should I check regarding connector polarity before purchasing?
You must check the positive and negative wire alignment on your device socket. This connector is not universal, and mismatching the polarity with the battery pack connector will cause an immediate electrical shortage.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.