The antenna part drawings of this product are completely imitated by the United StatesS-DYGThe transmitter,Electromagnetic field emissions wide range,complex analog circuits are written directly through program codeSTCMicro-processor,Highly Integrated Digital circuit technology optimizes typical and complex analog circuits together,Not only supports more advanced power mode one-click switching,It further improves its stability,Anti-signal crosstalk; of use:The product is taken out as a giftUSBLine,Connect the round hole end and plug it into the circuit board,USBPlug it into the charger orUSBCharging plug or otherUSBThe power supply device can work;Multiple working modes can be switched through buttons:Standby mode,High-power transmission mode,Low-power transmission mode,The illumination pattern; Power Interface:DC5.5x2.1 Power supply voltage:5V The rated power consumption:Less than 1W Frequency:7.83Hz Colour:green Material:plastic Size:Board size:10x10cm Package Contents: 1 x Generator Note:This product has no transparent plastic case,Photo that is shipped physical. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.