Manual download

TH4 Instruction

2022-08-03 .PDF

Firmware download

FirmwareUpgrade InstructionforTH438Z

2022-06-29 .docx

TH4 38Z Update the firmware

2022-06-29 .zip

APP download

czi Assistant

Software download

Ver:1.0.5

CZZN-DJI

Software download

Ver:1.2.5