Product Description
Description: 
100% brand new and high quality 
Electronic frequency: 40MHZ 
Working voltage: 3V for transmitter board, 4.5v-6v for Receiving board 
Material:Metal and Plastic 
Size:18cm/7.09''; 25cm/9.84''(approx) 
Color:As picture shown 
Quantity: 1 set 
Note: 
Transition: 1cm=10mm=0.39inch 
No retail package. 
Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. 
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! 

Package includes: 
1 x 40mhz Transmitter Board 
1 x 40mhz Receiver Board 
2 x Antenna 
2 x Screws with nuts(other accessories demo in the picture is not included.)