TUYA SPF2000-W-TY - Page 9

Battery box
3 x D-size batteries. Please pay attention to the polarity. Please note
that the battery charging is for backup purpose only. If you wish to
control the pet feeder remotely, power supply is needed.
Speaker
Play sound.
Power switch
— for ON, ○ for OFF.
Power jack
Use the supplied power adapter.
Battery box
Speaker
Power switch
Power jack