Mini New Type Hellobox B1 Bluetooth Intelligent Star Finder $ 19.20 Product information: Model: Helloboxb1 Color classification: White Decoration and construction content: Hydropower Project Original accessories: A host, a USB power cable. (Note: users need to provide external 5v2a power supply, such as power bank.) Note: 11g pls and Zhongxing 9 can only see the signal quality; they cannot lock the signal.