Petootsy Wireless Dog Fence

2 IN 1 ELECTRIC DOG FENCE WIRELESS : Train and contain with Petootsy's Wireless Dog Fence & Training Collar. Gentle yet effective, it's the ultimate pet solution for behavior control, and boundary training
RELIABLE 2.4G WIRELESS DOG COLLAR FENCE SYSTEM : Skip GPS glitches! Our invisible fence, powered by 2.4G radio, ensures up to 500 ft of uninterrupted play. Clouds and obstacles won't interfere
3 TRAINING MODES &  ALL-WEATHER DURABILITY: train seamlessly. Beep, Vibration (0-9 levels), and Safe Static Shock (0-9 levels) for humane corrections. Rainproof IPX7 collar for mud-loving pups. Your rain-or-shine solution
ONE COLLAR FITS MOST : Crafted for medium to large breeds, our adjustable collar promises a snug fit. 
CAREFULLY DESIGNED: The product's wireless design can handle a variety of terrains. A transmitter can support multiple receivers at the same time. 1 tow 1 for 1 dog, 1 tow 2 for 2 dogs, 1 tow 3 for 3 dogs. Receiver USB charging: 10 days after 4 hours of full charge. You don't need to charge it often

Included Components:  Transmitter, Receiver, Silicone caps for safety, and Boundary flags,User Manual;
Correction Intensity Levels: 0–9
Transmitter: 3.7V DC 2800 mAh
Receiver: 3.7 V 400 mAh
Frequency: 2.4 GHz Signal Transmission Radius: 20–500 ft