электронный забор беспроводное устройство для дрессировки собак автоматический электрический шок ошейник для собак ошейник для домашних живо

[product characteristics] 1. real wireless remote control electronic fence; 2. large remote control distance. with the transmitter as the center, the maximum remote control radius is 500m; 3. the signal strength of the transmitter is stepless adjustable according to 0-100 gear, and the corresponding receiver distance is 20-500m. 4. the receiver is waterproof, rechargeable, economical and durable;