3.7V 330mAh Li-Po Battery

3.7V 330mAh Li-Po for : 

• Receiver (collar) 610C
• Receiver (collar) 640C
• YS VIBE
• Receiver (collar) iQ
• Receiver (collar) iQ Plus
• Receiver (collar) iQ Plus Duo
• Receiver (collar) iQ FLEX
• Receiver (collar)  EF 3000 Gold 

This battery has a 3-PIN connector and comes with a 2-PIN extender, so that it can be used as a 2-PIN or 3-PIN battery depending on your needs.