Key Features

• High-capacity 3500mAh cell for extended runtime
• 10A maximum continuous discharge capability
• Flat top, unprotected design for broad compatibility
• Stable voltage output across discharge cycles
• Low cut-off voltage to support battery longevity

Overview

The Efest 18650 3500mAh Flat Top battery is engineered for applications requiring steady energy delivery and extended operating time. With a high nominal capacity and controlled discharge characteristics, this lithium-ion cell provides reliable performance while maintaining voltage stability throughout its discharge range.

Applications / Uses

• Portable power packs
• High-efficiency flashlights
• Battery pack assemblies
• Rechargeable electronic equipment
• DIY and professional power projects

SPECIFICATIONS

Manufacturer	Efest
Model	IMR18650V1
Size	18650
Positive Terminal	Flat Top
Nominal Capacity	3500mAh
Continuous Discharge Rating	10A
Nominal Voltage	3.7V
Maximum Voltage	4.2V
Cut-Off Voltage	2.5V
Protected	No (Unprotected)
Rechargeable	Yes
Approx. Dimensions	18.25mm × 65.25mm
Approx. Weight	46.4g