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What is PTC?The PTC means Positive Temperature Coefficient, it refers to kinds of specia materials, the electrical resistance of the PTC materials will increase when the temperature of the material is raised, and also the electrical resistance of the material will reduce when the temperature is..

Feature:   1.Self-contained bite-proof tube,wear resistance and bite resistance,waterproof and grasp-resistant. 2.Flame retardant and high temperature resistant technology. 3.High and low temperature,to meet the different temperature requirements of pets. 4.Best compa..

Feature:   1.Self-contained bite-proof tube,wear resistance and bite resistance,waterproof and grasp-resistant. 2.Flame retardant and high temperature resistant technology. 3.High and low temperature,to meet the different temperature requirements of pets. 4.Best compa..