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2 part zigbee powered light switch

3 part zigbee powered scene switch

Air Quality Monitor, CO2, VOC, outdoor temperature and humidity, date and time

Air quality station

Alternative firmware for the SONOFF SNZB-02 sensor from EfektaLab, DIY

CO2 Monitor with IPS TFT Display, outdoor temperature and humidity, date and time

CO2 Monitor with retro LCD Display, V1

CO2 Monitor with retro LCD Display, V2

CO2 Smart Monitor, rgb indicator, alarm, can control the relay

CO2 and atmospheric pressure мonitor with TFT Display, outdoor temperature and humidity

CO2 smart monitor, AA battery

CO2, VOC Index, illuminance Smart Monitor, rgb indicator, binding, control the relays

CO2, illuminance Smart Monitor, rgb indicator, binding, control the relays

DIY outdoor long-range sensor for temperature, humidity and atmospheric pressure

DIY temperature, humidity and atmospheric pressure sensor, long battery life

EFEKTA CO2 & VOC Index Smart Monitor, rgb indicator, can control the relay, binding

EFEKTA CO2 Smart Monitor, rgb indicator, can control the relay, binding

EFEKTA Smart Air Quality Box, can control the relay, binding on some other devices

GKT-1000A

Gas, water smart pressure monitor, high-precision and high-stability.