Description
Epoch 18650 3500mAh 8A USB Rechargeable Protected Battery – High-Capacity Lithium-Ion Power Cell
Overview
The Epoch 18650 3500mAh 8A USB Rechargeable Protected Battery is a high-capacity lithium-ion rechargeable battery designed for maximum convenience and safety. Featuring a built-in USB-C charging port, this battery eliminates the need for an external charger, making it perfect for on-the-go applications. With a 3500mAh capacity, an 8A continuous discharge rate, and built-in protection circuitry, this battery provides reliable power with enhanced safety against overcharging, over-discharging, and short circuits.
Key Features
✅ High Capacity: 3500mAh ensures extended runtime before needing a recharge.
✅ USB-C Charging Port: Eliminates the need for a separate charger—charge directly via USB-C.
✅ Moderate Discharge Rate: 8A continuous discharge, ideal for low-to-moderate drain applications.
✅ Protection Circuit Included: Prevents overcharging, over-discharging, and short circuits.
✅ Lithium-Ion Chemistry: Ensures efficient, stable, and reliable energy output.
✅ Rechargeable & Durable: Supports hundreds of charge cycles with minimal performance degradation.
✅ Button Top Design: Ensures compatibility with flashlights, consumer electronics, and other devices.
Specifications
| Specification | Details |
|---|---|
| Brand | Epoch |
| Model | 18650 3500mAh 8A USB Rechargeable |
| Battery Type | 18650 |
| Capacity | 3500mAh |
| Nominal Voltage | 3.7V |
| Full Charge Voltage | 4.2V |
| Discharge Cutoff Voltage | 2.5V |
| Continuous Discharge Rate (CDR) | 8A |
| Protected | Yes (Built-in PCB for safety) |
| Rechargeable | Yes |
| USB Charging Port | USB-C |
| Cycle Life | ~500+ charge cycles |
| Diameter | 18.6mm (with protection circuit and wrap) |
| Length | ~70mm (including button top and PCB) |
| Weight | ~50g |
Applications
The Epoch 18650 3500mAh USB Rechargeable Battery is perfect for low-to-moderate drain electronic devices, including:
🔋 Flashlights & LED Devices – Ideal for high-efficiency LED flashlights requiring extended runtime.
🔋 Consumer Electronics – Compatible with cameras, remote controls, and various household electronics.
🔋 Battery Packs – Used in custom-built energy storage solutions with enhanced safety features.
🔋 Medical Devices – Provides stable power for essential healthcare equipment.
🔋 Portable Power Banks – Ideal for emergency backup power in USB-compatible applications.
Safety Guidelines & Warnings
⚠️ IMPORTANT SAFETY NOTICE ⚠️
While this battery includes built-in protection circuitry, lithium-ion batteries still require proper handling to ensure safe operation. Failure to follow safety guidelines may result in fire, explosion, serious injury, or property damage.
General Safety Guidelines
✔ Only purchase and use if you fully understand lithium-ion battery safety.
✔ Always charge using a USB-C cable connected to a proper power source—never leave batteries charging unattended.
✔ 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 accidental short circuits.
✔ Use only within manufacturer-listed specifications and in protected battery packs.
✔ Ensure proper ventilation while charging and avoid extreme heat sources.
✔ Resellers must provide these warnings to all customers.
🚫 Prohibited Uses & Handling
⛔ DO NOT use this battery in e-cigarettes, vaporizers, or similar 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 reduce battery lifespan or cause failure.
⛔ DO NOT expose the battery to water, extreme heat, or direct sunlight.
⛔ DO NOT attempt to remove the built-in protection circuit.
⚠ 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 Epoch 18650 3500mAh 8A USB Rechargeable Protected 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. 🔋