Fresh Step Advanced Clumping Cat Litter

Easy-to-install containment kit includes everything needed to cover 1 1/3 acres of land for one dog; can be expanded to cover 100 acres with more wire and flags (sdf-wf)
Rechargeable collar features lithium-ion batteries with 2-hour quick charge and one to two month battery life: waterproof and submersible to 25 ft. With dryer technology
Contain an unlimited number of dogs with additional collars (sdf-cr); fits dogs 10 lb. And up

PRECISE CONTROL: With 127 correction levels, you’ll have no problem finding the perfect level for your dog with the gradual and precise correction control. The levels are bright and easy to read with the LCD screen and can be adjusted precisely at any time with the Rheostat Dial.
CORRECTIONS: The 280C has two different correction types. The first correction type is a Nick (quick ½-second) and the second type is a Constant correction (up to 12 seconds). The e-collar also has a HPP (High-Performance Pager) which offers a clear vibration to alert dogs while training. Find the right fit for you and your dog with this dynamic e-collar.
IPX9K WATERPROOF CERTIFIED: The 280C is IPX9K waterproof certified, which means it passed the International Protection Marking system. Products are verified if they can stand a close-range high-pressure liquid spray from 4 angles (pressure of 80-100 bars and a temperature of 176°F).