18650 Li-ion Battery Pack 7.4V 3000mAh 2S with JST Connector

Power your projects reliably with this 2S 18650 Li-ion Battery Pack. Two high-capacity 18650 cells are wired in series inside a durable blue heat-shrink wrap, delivering 7.4V nominal voltage and 3000mAh capacity. Pre-fitted with a JST-style connector for plug-and-play convenience — ideal for robots, drones, portable electronics, and DIY power banks.

Key Features

• 2× 18650 cells in series (2S configuration)
• Nominal voltage: 7.4V | Fully charged: 8.4V
• Capacity: 3000mAh
• Pre-wired with JST connector (red/black leads)
• Durable blue PVC heat-shrink wrap
• Compact and lightweight design

Applications

• Arduino / Raspberry Pi powered projects
• RC cars, robots, and drones
• Portable LED lighting
• DIY power banks and UPS systems
• IoT field devices

Specifications

• Cell Type: 18650 Li-ion
• Configuration: 2S (series)
• Nominal Voltage: 7.4V
• Capacity: 3000mAh
• Connector: JST (red/black wires)
• Wrap Color: Blue