WS90
1. ECOWITT
user's manual
PDF
7 in 1 Outdoor Sensor WS90 English Manual-0318
WS90 English Manual
PNG
Compatibility table
2/2/2023
2. ECOWITT
Firmware
PDF
WS90 Firmware Release Notes
4/15/2024
DownLoad
PDF
WS90 Firmware upgrade via PC Help File
2/22/2023
DownLoad
ZIP
WS90 Firmware V1.4.3 Upgrade
4/15/2024
DownLoad
PDF
Flashing firmware for WS90 on MAC or Linux system
6/2/2023
DownLoad