1. Specifications: - Project Type: GPS Pet Tracking Collar - Material: ABS - Battery Type: Lithium Battery - Battery Model: 602035 - Nominal Battery Capacity: 400mAh (Built - in: Size: about _xl.0) 36.8 x 36.8mm / 1.4 x 1.4in 2. Features: - Built - in Function: This GPS pet tracking collar has a built - in battery, which can ensure the safety of your pets or children and prevent them from getting lost. - Multifunctional Design: The GPS pet tracking collar can be used as a pet accessory or a children's watch, with a wide range of uses and high practicality. - Simple and Convenient: Through WiFi positioning, you can track the real - time location of your pets or children, so you can keep an eye on their whereabouts at any time. - Expandable Storage: The tracker collar supports the use of a memory card, so you can store more location data for future use. - High - quality Materials: This GPS pet tracking collar is made of ABS material, which is strong, durable and lightweight, suitable for pets or children to wear. 3. Packaging List: - 1 x Steel Wire Rope - 1 x Collar - 1 x Tracker - 1 x Charging Cable - 1 x Strap - 1 x Bell - 1 x English Instruction Manual