Waterproof Rechargeable Vibrating Dog Anti Barking Electric Shock Training Remote Control Pet Dog Training Collars

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Controllable effective range: 800m

1 controller can only control up to three receivers

1.Battery type: lithium-ion battery (built-in)
2.Transmitter charging time: 4 hours
3.Transmitter standby time: about a week
4.Receiver charging time: 4 hours
5.Receiver standby time: about a week