880-2 800 Yards Rechargeable Remote Control Collar Dog Training Device Anti Barking Device, 880-2 Black Black, 880-2 Black+Orange1. 800 yards remote control range, it is easy to train your dog in the park or backyard. 2. Silicone material, soft, does not harm the skin of dogs. 3. Three modes: beep mode, vibration mode (1 100 level), electrostatic shock mode (1 100 level). 4. Charge both the transmitter and receiver. 5. Size: about 18x14x4cm. 6. Weight: about 350g. Specification: Package Weight One Package Weight 0. 41kgs 0. 91lb One Package Size 16. 7cm * 15cm * 5. 2cm 6.