The Echo Power Cell is a non-rechargeable double C size lithium battery. These batteries are designed for Underground Magnetics transmitters. They are high output batteries required for UM’s high power transmitters. Always use the Echo Power Cells when running in high power mode with your Echo transmitters.
No. of non rechargeable batteries: 5
Power: 3.6 Volt 13000mAh
Rated life in low power: 60 hours
Rated life in high power: 15 hours