1. A true wireless charging pet electronic fence with a transmission frequency of 915Hz, centered on the transmitter, and under the condition of obstacles and signal interference, the maximum transmission and reception signal range radius is 500 meters 
 2. The transmitter has a built-in rechargeable lithium battery (2500mAh) to prevent the impact of sudden power outages on pets. In addition, after the transmitter and receiver are fully charged, they can be easily used in places without power. 
 3. The transmitter is equipped with a digital tube display, which can visually display the current signal strength gear. 
 The signal strength of the transmitter is adjustable from 1 to 50, and the corresponding receiver distance is 20-500 meters