FT-330 Finger Trainer Educator® Remote E-CollarThe FT 330 Finger Trainer Educator 1 2 mile remote e collar has all of the features found in the ET 300 Mini Educator with the addition of a wireless button that can be programmed to either the S button or the T button. The small 2. 4 ounce receiver provides plenty of stimulation for large and small dogs. It is also waterproof! Alternate stimulation options include tone and vibration remote training. 100% Satisfaction Guaranteed. Proudly assembled in