📌 Overview
The OpenELAB INR18500 rechargeable batteries (2-pack) offer enhanced capacity and reliable performance for portable electronics, embedded systems, and compact tools. Each cell delivers 1600mAh at a nominal voltage of 3.7V, making it a powerful upgrade over standard 18350 formats while maintaining a compact footprint.
⚙️ Key Specifications
Cell Type: INR18500, cylindrical
Dimensions: 18.0 × 50.0 mm
Weight (per cell): ~28 g
Nominal Capacity: 1600 mAh
Nominal Voltage: 3.7 V
Max Continuous Discharge: 3C (up to 4.8 A)
Energy: ~5.92 Wh per cell
Top Type: Flat top
Pack Size: Includes 2 batteries
🧪 Performance Highlights
Compact Format: Shorter than 18650, ideal for space-constrained designs
Boosted Runtime: 1600mAh capacity supports longer device operation
Moderate Discharge: 3C output (4.8A) suitable for medium-drain electronics
Stable Chemistry: INR formulation ensures safe, consistent performance
Temperature Range: Operates reliably from -20 °C to +60 °C
📊 Applications
LED flashlights and tactical gear
DIY electronics and sensor modules
Portable instruments and compact tools
Rechargeable toys and lighting systems
Embedded platforms and IoT devices
📦 Package Contents
2 × OpenELAB INR18500 1600mAh 3.7V rechargeable batteries
Secure packaging for safe delivery
✅ Why OpenELAB?
🔋 Trusted INR lithium-ion chemistry for safe, high-performance use
⚡ 3C discharge rate (4.8A) for moderate current loads
🌱 Rechargeable and RoHS-compliant for eco-conscious use
🛠️ Compatible with standard 18500 flat-top battery holders