Masbrill F383 Replacement Collar Underground Electric Dog Fence Please charge before first using

Please charge before first using

Just Beep & Vibration✅ Smart AI Detection – Eliminates False Triggers✅ Adjustable Sensitivity & Training Modes for Customization✅ Long Battery Life – Only 1-2 Charges Per Month✅ IP67 Waterproof – Durable & Outdoor-Friendly

eliminating false triggers from other dogs

4*Receiver Collar

Remote: Up to 3 hrs

Masbrill F383 Replacement Collar Underground Electric Dog Fence Please charge before first usingExclusive Compatibility Works only with the Masbrill 383 Wireless Dog Fence System. Not compatible with other models. 3 Training Modes Supports beep (19), vibration (116), and safe static stimulation (116) to match your dogs temperament. Adjustable & Comfortable Fit Suitable for dogs 15110 lbs with neck sizes from 926 inches. Rechargeable Battery 950mAh lithium battery with 12 hours fast charging for extended use. Multi Dog Support Add up to 3 dogs to