Adult ECG/EKG electrode,limb clamp ecg electrode,Support Banana 4.0mm, DIN 3.0mm, Snap 

1-6 Pieces of ECG Electrodes Reusable
2-Compatible with any ECG cable or lead wires  
3-Have a nut to adjust to any size of ECG cable or leadwires 
4-Made of Nickel material
 
 
ECG Limb Electrodes (Show in the photo)
1-4  Pieces of ECG Electrodes Clamp Reusable
2-Compatible with any ECG cable or lead wires  
3-Have a nut to adjust to any size of ECG cable or leadwires 
4-Made of Nickel material