Key Features:

🔋 Single 18650 Cell Compatibility – Holds one standard 3.7V Li-ion 18650 battery (not included). 🔌 Spring & Tab Contacts – Provides strong electrical connection and easy battery insertion/removal. 🔧 Compact & Lightweight – Space-saving design for tight enclosures. ⚡ High-Conductivity Metal Terminals – Ensures minimal voltage drop and reliable power delivery. 🛠️ Easy Mounting – Features screw holes or adhesive options (varies by model).

Technical Specifications:

• Battery Type: 1 × 18650 Li-ion (3.7V nominal, 4.2V max)

• Material: Flame-retardant ABS plastic + nickel-plated contacts

• Contact Resistance: <50mΩ

• Max Current: ~2A (continuous)

• Dimensions: Approx. 70mm × 20mm × 10mm (varies slightly by model)

Applications:

• DIY power banks & portable chargers

• Flashlights & LED projects

• Arduino/Raspberry Pi battery backups

• Small robotics & IoT devices

Package Includes:

• 1 × 18650 battery holder (1-slot)

• (Optional) Mounting screws