Features: 1. USB interface: Can be charged by car or mobile phone. 10,000 mAh rechargeable treasures can last for 5 days. 2. Mini Hidden: Small volume contains great energy. 3. Scope of action: The scope of action is 1-10 meters, effective coverage of the entire vehicle. 4. A variety of power supplies: prevent mid-way power outages, USB onboard power, USB computer power, power for charging Bao 5. Design: Metal appearance, unique key-shaped design, practical and exquisite. descriptions: High-sensitivity GPS module with the latest technology, with map memory function, faster than average car GPS navigation, comes with a car charger for easier output, use your navigation anytime in the car. Specifications: Size: 80*50*25mm Color: Black Frequency band: GPS + Beidou Coverage: 10 meters Rated working voltage: 5V/1A, 2A Power: 1W Package includes: 1 * U-shaped disc GPS Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the pictures. 2. Please allow a slight dimension difference due to different manual measurements.