Product Introduction:
1.Name:8-channel infrared remote control receiver module (self-lock type)
2.Receiver Board Size:3.8*3.4cm with two fixing holes
3.Operating Voltage Range:3-5V
4.Receiving Distance:5-8m
5.Interface Output:PIN1 (power negative),PIN2 (power positive);H1,H2,H3,H4,H5,H6,H7,H8 respectively represent 8-channel output interface indicator lamps

9-Key Remote Control:
a:receiver module power on output defaults low level;press the power key,H1,H2,H3,H4,H5,H6,H7,H8 will output high level at the same time,and the corresponding indicator lamps H1,H2,H3,H4,H5,H6,H7,H8 will be on;if press again,output will become low level at once,and the indicator lamps will be off

b:press the CH1 key on the remote control,H1 output will become high level,and H1 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off

c:press the CH2 key on the remote control,H2 output will become high level,and H2 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off

d:press the CH3 key on the remote control,H3 output will become high level,and H3 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off

e:press the CH4 key on the remote control,H4 output will become high level,and H4 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off

f:press the CH5 key on the remote control,H5 output will become high level,and H5 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off

g:press the CH6 key on the remote control,H6 output will become high level,and H6 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off  

h:press the CH7 key on the remote control,H7 output will become high level,and H7 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off

i:press the CH8 key on the remote control,H8 output will become high level,and H8 indicator lamp will be on;if press again,output will become low level,and indicator lamp will be off