Size:Size as picture show

and the software can be opened for real-time monitoring

Mini Bullet turn signal light

Type: DC switching regulator

USB Bluetooth 2 in 1 Transmitter Receiver Wireless NFC to 2RCA Stereo Adapter LJY2209 Size:Size as picture showFeatures: 1. 2 IN 1 Design: Support bluetooth receiving (RX), bluetooth transmitter (TX) mode. Equipped with HD LED display, working status and Bluetooth mode are clearly visible. With multi function buttons, one key switch mode, or play pause music, simple operation 2. Support NFC: Support NFC function, connect Bluetooth when the mobile phone is close to it (mobile phone needs to have this function). As a bluetooth audio transmitter, it turns non