Ultra-Compact 7.4V 9Ah Rechargeable Li-ion Battery for High-Drain Devices

  • 500+ Cycle Lifespan – Retains 80% capacity after 500 full discharges
  • 25A Max Output – Supports high-drain devices like power tools and drones
  • Space-Efficient Design – 38x56x70mm dimensions maximize device compatibility
  • High-Temperature Resilience – Stable operation in -20°C to 60°C environments
  • Multi-Protection Circuitry – Overcharge, short-circuit, and over-discharge safeguards

Specification

Parameter Detail
Nominal Voltage 7.4V
Capacity 9Ah (33.3Wh)
Max Continuous Current 25A
Charging Input 8.4V/3A (standard)
Dimensions 38mm x 56mm x 70mm
Cycle Life 500 cycles (80% retention)
Connector Type DC5521 (customizable)
Operating Temperature -20°C to 60°C
Cell Configuration 2S lithium-ion (Chinese brand)

Application

High-Performance Drones & RC Vehicles

This 7.4V 9Ah battery pack delivers stable 25A output for drones requiring sustained high discharge rates. Its compact design (38x56x70mm) minimizes weight, ideal for aerial photography drones, racing quadcopters, and remote-controlled cars needing extended runtime.

Portable Power Tools & DIY Equipment

Optimized for cordless drills, electric screwdrivers, and handheld garden tools requiring 7.4V input. The 9Ah capacity supports prolonged operation, while the high-temperature resistance ensures reliability in demanding environments like construction sites or workshops.

Medical Mobility Devices & Portable Monitors

Suitable for lightweight medical carts, portable oxygen concentrators, or diagnostic equipment requiring stable 7.4V power. Safety-certified construction and 500-cycle lifespan ensure compliance with healthcare durability standards.

Gaming Consoles & High-Drain Electronics

Supports handheld gaming devices, VR headsets, or RGB peripherals needing consistent 7.4V output. The minimized packaging footprint allows integration into slim device designs without compromising 9Ah capacity.

Solar-Powered IoT Sensors & Outdoor Gear

Ideal for off-grid IoT devices, wildlife cameras, or camping lanterns. Combines low self-discharge with a wide operating temperature range (-20°C–60°C) for reliable performance in harsh outdoor conditions.

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