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Echo1 1100 mAh 11.1V LiPo Battery Stick

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Fox Airsoft offers a 30 day warranty and return policy.

What's Included:

  • Echo1 Lipo 11.1v 1100mAh 25C stick battery

What you need to use it:

You'll need a Lipo Battery Charger. We recommend a smart charger so it doesn't over charge the battery.


  • Small Tamiya or Deans connector
  • High Quality Cells and Construction
  • Slim size to fit AK style airsoft guns
  • 25C discharge rate
  • 1100mAh capacity

Technical Specifications:

  • Model Number: ECHO LIPO 9, ECHO LIPO 9T
  • Connector: Tamiya or Deans
  • Configuration: Stick Type
  • Capacity: 1100mah
  • Voltage: 11.1v
  • Cells: 3


Q: When do I have to charge a LiPo battery?
A: LiPo batteries are highly affected when drained and should not be shot below the recommended minimum voltage. Long story short, if you start with a charged LiPo and use it for a bit and your gun's rate of fire is slowing down and the trigger response getting sluggish, it's time to stop using this one and charge it as soon as possible. LiPos do not like to be drained and once ruined, cannot be restored.

Q: How do I correctly identify LiPo batteries? 
A: LiPo batteries will have two plugs coming out of it as opposed to the one you will find on a traditional NiMh battery. On a LiPo battery, one plug is used to power the airsoft gun and one is for charging. You never want to plug the power plug (the Tamiya plug in this case) into a charger by itself, you risk causing the battery to explode from charging incorrectly. Just about all LiPo chargers are considered smart chargers and most will charge off the smaller charge plug, though some fancy chargers may utilize both plugs for charging and balancing. The voltage of the battery is determined by the number of cells. On batteries where the cells are split up, 2 cells is a 7.4v and 3 cells is an 11.1v. On batteries where the cells are packed together, it won't be so obvious but you can look at the charge plug. One wire will be the negative/ground wire, while the other wires will be connected to each cell, so you can look at those wires to determine the cell count.

Q: Why choose LiPo batteries over conventional NiMh batteries for airsoft guns?

A: LiPo batteries offer higher discharge rates and capacity for their size compared to NiMh batteries, enhancing airsoft gun performance. However, they demand careful handling due to their greater volatility.

Q: How should I care for my LiPo Battery?

A: Proper care includes never completely discharging the battery, stopping its use as soon as the rate of fire drops, charging it before storage, and exclusively using a LiPo charger. Regularly inspect the battery for any signs of damage or swelling.

Q: What are the safety precautions to consider when using the LiPo Battery?

A: Safety measures include using only approved LiPo chargers, avoiding physical damage or exposure to heat, and monitoring the battery during charging. Utilizing a protective charging bag is advised to prevent accidents.

Q: What happens if I misuse the LiPo Battery?

A: Misusing the battery, such as by using an incompatible charger, over-discharging, or exposing it to excessive heat, can lead to damage, potential explosions, or battery failure. Note that the warranty does not cover damage due to misuse or negligence.

About the Echo1 LIPO 9 - 11.1v 1100mAh stick battery

The Echo1 LiPo 11.1v 1100mAh 25C stick battery is a cutting-edge power solution designed specifically for the high demands of modern airsoft guns, particularly those modeled after the AK series. Included in the package is the battery itself, characterized by its slim, stick-like configuration that ensures a perfect fit under the top covers of AK-style airsoft guns, as well as compatible models like the MP5K, UMP, and Brens. However, to utilize this battery, users will need a LiPo battery charger, with a smart charger recommended to prevent overcharging.

This battery is notable for its high-quality construction and cells, which are essential for providing reliable performance during airsoft engagements. It features a small Tamiya or Deans that makes it compatible with a wide range of devices, emphasizing ease of use and versatility. The battery's technical specifications include a capacity of 1100mAh and a voltage of 11.1v, distributed across three cells, providing a substantial power output to meet the needs of the most demanding airsoft scenarios.

The 25C discharge rate of the Echo1 LiPo battery speaks to its efficiency and power delivery, allowing for rapid, consistent firing rates that can give players a competitive edge. However, the advantages of LiPo batteries, such as higher discharge rates and capacity relative to size when compared to traditional NiMh batteries, come with a caveat. They require more careful handling and a greater understanding of battery safety protocols due to their volatility. Users must ensure they use compatible LiPo chargers, avoid fully discharging the battery, and be mindful not to misuse or neglect the battery, as doing so can lead to irreversible damage or potentially hazardous situations.

In summary, the Echo1 LiPo 11.1v 1100mAh 25C stick battery represents a significant advancement in airsoft battery technology, offering enhanced performance and compatibility for AK-style airsoft guns and others requiring stick-type batteries. Its high-quality construction and cells ensure reliable performance, but it demands responsible usage and maintenance to maximize its lifespan and safety.



Alternate Lookup: ECHO LIPO 9, ECHO LIPO 9T


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