Southeastern Ontario's safest, most reliable Hidden Dog Fence...No Getting Around It. WHY CHOOSE A DOGWATCH HIDDEN FENCE: LIFETIME WARRANTY on outdoor transmitters and receivers (including dog chews on receivers) at no additional cost. SAFELINK® FM DIGITAL: Our patented FM technology eliminates unintended corrections. DogWatch is the ONLY FM system. TWO YEAR BATTERY LIFE. Other brands typically last 1 to 4 months. Easy to use non-proprietary batteries. USER FRIENDLY. All equipment is adjustable by homeowner. No service call required. CALL OR EMAIL US TODAY FOR YOUR FREE QUOTE OR VISIT OUR WEBSITE FOR MORE INFO. more... See more text