Block Diagram

51547 RX（2.4G）
Normal: Battery 7.4V (7.4 x 1= 7.4V Li-ion
polymer batteries)
Crystal Oscillator
16MHz
2.4GHz RF MCU
( U1 )
Motor Driver
Motor
Forward/Backward
Motor
Left / Right
Sprayer function
LED function
voltage regulator (U3A
& U3B)
speaker (U2)
TRY ME: Battery 7.5V (1.5 x 5 = 7.5V button
cell batteries)