BMP280-3.3 BME280 High-precision Atmospheric Pressure Sensor Module

Price range: $1.10 through $25.20
Compact product with wide voltage input, low power consumption, some models measure humidity.
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Capacitive Soil Moisture Sensor

$1.741pcs
Capacitive soil moisture sensors mainly rely on the principle of capacitive sensing to detect soil moisture and are suitable for most cultivated products.

CJMCU-30205 MAX30205MTA HumanBodyTemperature

$9.901 pcs
Due to its ultra-high accuracy, low power consumption, and convenient I2C interface. It is widely compatible with development platforms such as Arduino and ESP32.

SHT30 Temperature And Humidity Sensor

$5.501pcs
SHT30 temp/humidity sensor, 1MHz IIC fast communication, high-precision digital output, CMOSens® capacitive humidity tech, stable & reliable, ideal for smart home/environment monitoring, Xiaomi-level quality!