Description
M50LT 21700 Battery – High-Capacity Lithium-Ion Power Cell
Overview
The LG M50LT 21700 Battery is a premium high-capacity lithium-ion power cell, designed for applications that require long-lasting energy output with a stable discharge rate. With a 5000mAh capacity and a 7.3A continuous discharge rate, this battery is an excellent choice for low-to-medium drain devices that demand efficient and reliable power.
Key Features
✅ Ultra-High Capacity: 5000mAh ensures an extended runtime for high-energy applications.
✅ Moderate Discharge Rate: 7.3A continuous discharge, ideal for low-to-medium drain devices.
✅ Lithium-Ion Chemistry: Stable, efficient, and long-lasting power delivery.
✅ Rechargeable & Durable: Supports multiple charge cycles with minimal capacity loss.
✅ 21700 Form Factor: Higher energy density compared to standard 18650 cells.
Specifications
| Specification | Details |
|---|---|
| Brand | |
| Model | M50LT |
| Battery Type | 21700 |
| Capacity | 5000mAh |
| Nominal Voltage | 3.6V |
| Full Charge Voltage | 4.2V |
| Discharge Cutoff Voltage | 2.5V |
| Continuous Discharge Rate (CDR) | 7.3A |
| Rechargeable | Yes |
| Protected | No (Unprotected cell – use with proper safety measures) |
| Cycle Life | ~300-500 charge cycles |
| Diameter | 21.1mm |
| Length | 70.2mm |
| Weight | ~70g |
Applications
The M50LT is widely used in low-to-medium drain applications where high energy storage and long runtime are essential. It is commonly found in:
🔋 Flashlights – Ideal for high-efficiency LED torches requiring long-lasting power.
🔋 Battery Packs – Perfect for custom battery solutions with extended usage requirements.
🔋 Power Banks – Commonly used in high-capacity portable charging devices.
🔋 Laptops & Electronics – Used in high-energy demand devices requiring longer battery life.
🔋 E-Bikes & Electric Scooters – Frequently used in DIY battery packs for electric mobility.
🔋 Medical Devices – Suitable for select portable medical equipment needing reliable energy.
Safety Guidelines & Warnings
⚠️ IMPORTANT SAFETY NOTICE ⚠️
Lithium-ion batteries require proper handling and safety precautions to avoid hazards. Failure to follow safety guidelines may result in fire, explosion, serious injury, or property damage.
General Safety Guidelines
✔ Only purchase and use if you have proper lithium-ion battery safety knowledge.
✔ Always charge in or on a fire-resistant surface—never leave batteries charging unattended.
✔ Use only a compatible smart charger designed specifically for lithium-ion batteries.
✔ Store batteries in a protective case—never carry them loose in a pocket, bag, or purse.
✔ Keep away from metal objects (keys, coins, tools) to prevent short circuits.
✔ Use only within manufacturer-listed specifications and in protected battery packs.
✔ Resellers must provide these warnings to all customers.
🚫 Prohibited Uses & Handling
⛔ DO NOT use this battery in e-cigarettes, vaporizers, or similar unapproved devices.
⛔ DO NOT mix old and new, or used and unused batteries.
⛔ DO NOT short circuit, puncture, cut, crush, incinerate, or modify the battery.
⛔ DO NOT use if the battery wrapper is torn or damaged in any way.
⛔ DO NOT overcharge or over-discharge—this can lead to battery failure.
⛔ DO NOT expose the battery to liquids, extreme heat, or direct sunlight.
⛔ DO NOT solder directly—only use spot welding for battery pack assembly.
⚠ User Responsibility & Risk Acknowledgment
The user assumes full responsibility for proper handling, charging, and storage.
Misuse or mishandling may result in serious injury or damage.
No guarantee of compatibility with any specific device is provided.
Usage of this battery is at your own risk.
By purchasing and using the M50LT 21700 Battery, you acknowledge and agree to follow all safety guidelines. Failure to comply may result in hazardous consequences. Prior knowledge of lithium-ion battery safety is required before purchase.
⚡ Stay safe and handle responsibly! 🔋