Seresto 81857960 Adjustable Large Dog Flea & Tick Collar SummerFun 4GHz digital frequency hopping spread

4GHz digital frequency hopping spread spectrum (FHSS) technology provides a 500' range (outdoor line of sight) of secure

No silicate dropout or gel formation during use or storage

Prevents frozen water pipes to -50°f

Light weighted

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Seresto 81857960 Adjustable Large Dog Flea & Tick Collar SummerFun 4GHz digital frequency hopping spreadSeresto is an easy to use, odorless collar that kills and repels fleas and ticks for 8 continuous months. It also aids in the treatment and control of sarcoptic mange and kills lice. Highlights: For 8 month protection against fleas & ticks for puppies 7 weeks of age & older & dogs weighing over 18 lb Starts to repel & kill fleas within 24 hours of initial application & re infesting fleas within 2 hours Repels & kills ticks within 48 hours of initial