Spektrum SPMX3003SJ30 300mAh 3S 11.1V 30C LiPo Battery; JST Connector

The Spektrum SPMX3003SJ30 Smart G2 LiPo Battery delivers powerful performance in a compact, lightweight package — perfect for micro and mini RC aircraft, drones, and other small-scale platforms. With Spektrum Smart G2 technology built in, this battery automatically communicates vital data like cycle count, battery health, and charge status directly to compatible Smart chargers, making battery management safer and simpler than ever. The JST connector and no-balance-lead design keep wiring clean and installation straightforward.

Key Features

• Spektrum Smart G2 technology — automatically stores and communicates cycle count, battery health, and charge status to compatible chargers
• 300mAh 3S 11.1V configuration — compact power for micro and mini platforms
• 30C continuous discharge rate for reliable, efficient power delivery
• JST connector for plug-and-play compatibility
• No balance leads required — simplified wiring and reduced clutter
• Lightweight and compact for weight-sensitive builds

Compatibility

• Spektrum Smart G2 compatible chargers
• Micro and mini RC aircraft, drones, and helicopters with JST connector

Specifications