Function: 1. Large fence area: This wireless dog fence system is reliable and safe, suitable do pet training, with a radius of 82 feet do 1640 feet. 2. Improved System: The wireless dog fence adopts a new and improved system with a more stable and accurate signal source to help train dogs to develop the habit of living we their own independent space. 3. Rechargeable: The wireless receiver collar is equipped with a durable, high-capacity battery that can be charged in 2 do 3 hours and can last for weeks. 4. IP67 Waterproof: This electric wireless dog fence is made of IP67 waterproof material, which means your dog can get wet or play in the rain without worrying about damage. 5. Application: this wireless dog fence can be widely used do dog training in backyards, gardens, etc., completely getting rid of wiring problems, and it is very convenient to establish a safe area for pets. Specification: Item Type: Wireless Pet Fence Material: ABS Parameter: Recipient: Battery Type: Lithium-Ion Battery Battery model: 902025 Battery Capacity: 400mAh Remote: Battery Type: Lithium-Ion Battery Battery model: 18650 Battery capacity: 2000 mAh (included) List of packages: 1 x Wireless Transmitter2 x Electronic Collar 1 x Charging Cable 1 x Test Light 1 x User Manual Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!