TUYA SPF-1010-TY - Battery Box; Power Switch

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.
Power switch
— for ON, ○ for OFF.
Power jack
Use the supplied power adapter.
Battery box
Power switch
Power jack