High Quality 3.7V 800mAh LUOQI 603040 Battery For LUOQI MP3, MP4, small fan

Do you want to buy a cheap LUOQI 603040 Compatible battery? We offer you a cheap LUOQI 603040 Compatible battery - an incredibly high quality Compatible battery! All LUOQI 603040 are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test!

✔ Battery for 603040 Ships to Singapore

Product Overview

This battery is suitable as a replacement battery for LUOQI MP3, MP4, small fan battery and LUOQI 603040 model.

High capacity LUOQI 603040 battery for longer standby time.

The battery is professionally tested to ensure the best lifespan.

1 year warranty, 30 days money back, 100% brand new!

Battery capacity (mAh/A/W) may be different; the more mAh/A/W it displays, the higher its autonomy.

Safety certified CE / FCC / RoHS.

Key Features

• High‑capacity design with 800mAh for extended device runtime.
• Stable 3.7V output ensures consistent performance during daily use.
• Built with high‑quality lithium‑ion cells for improved durability and long cycle life.
• Advanced protection system including overcharge, over‑discharge, overheat, and short‑circuit safeguards.
• Optimized for reliable performance in warm and humid environments.
• Lightweight and compact design for easy installation and device compatibility.

Technical Specifications

Model	603040
Battery Condition	Brand New Replacement Battery
Item Code	20LE061_Oth
Category	Li-Polymer Batteries
Brand	LUOQI
Capacity	800mAh
Voltage	3.7V
Type	Li-Polymer
Color	White
Size	Length 41mm * width 30mm * thickness 6mm
Applies to	LUOQI MP3, MP4, small fan
Certification	Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service	Buy now, we promise a one-year warranty and 30-day returns

Compatible Models

Replacement Part Numbers:

• 603040

Compatible Models：

For LUOQI MP3, MP4, small fan

* Please make sure that the replacement battery you are buying is suitable for your device brand and model.

Battery Care & Maintenance

• Store the battery in a cool, dry environment to maintain long‑term performance.
• Avoid exposing the battery to excessive heat or direct sunlight, especially in warm and humid climates.
• Use compatible LUOQI chargers or certified charging accessories to ensure safe and efficient charging.
• Avoid frequent full discharges; partial charge cycles help extend overall battery lifespan.
• If the battery will not be used for an extended period, keep it at around 40–60% charge before storage.
• Clean the battery contacts periodically with a dry cloth to maintain stable power delivery.
• Do not puncture, crush, or expose the battery to water or high humidity.

Frequently Asked Questions