Precision Pet Petmate Little Stinker Housebreaking Pads 6 Layer Liquid Lock Varying Multi packs Available Size:30 Pack Rechargeable Lithium Batteries: for Collar Rechargeable Lithium Batteries: for Collar Receiver and Remote Transmitter Water Capabilities: Water Resistant Collar Receiver after the rubber cover Range: 1500ft wide range: train your dog in the park or backyard Tone Vibration Options: 100 Levels of Vibration and 1 Level of Standard Tone Power saving design: with Automatic Standby and Memory Function Light Mode: assist seeing dog in low light conditions Easy to operate and ergonomic Transmitter LCD Display: featuring a Blue Back Light for nighttime usage Quick and straightforward pairing process Used Friendly: Built in Auto Sleep Modes Love Care For Puppy:The maximum output current is 0 The deep plastic base prevents bedding from scattering while the white wire top makes for easy viewing and superb ventilation Size :30 Pack Precision's Little Stinker Housebreaking Pads are the most absorbent Absolutely the most absorbent pad available