Ergonomic training clicker based on scientific principles of operant and classical conditioning. Speeds learning by up to 50%. ergonomic design. raised button is easy to find and press. Includes free training guide. 2.5" Monday, September 8, 2008
StarMark Clicker
Ergonomic training clicker based on scientific principles of operant and classical conditioning. Speeds learning by up to 50%. ergonomic design. raised button is easy to find and press. Includes free training guide. 2.5" 
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