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This photoelectric smoke sensor detects smoke using a couple of infrared diodes. The principle of detecting is that the granules in the smoke can reflect the infrared light. Infrared diodes are placed in a special chamber. The chamber is shielded from external light but does not affect smoke getting..

Can be used to detect soil moisture when making an automatic plant watering system.  Consists of the module, detection probe and connecting wires.  Digital and analog outputs. Has an adjustable potentiometer to modify the sensitivity to humidity and moisture. When the soil moisture is l..

Take your gardening project to the next level with a SHT-10 based soil sensor. The sensor includes a temperature/humidity sensor module from Sensiron in a sinter metal mesh encasing. The casing is weatherproof and will keep water from seeping into the body of the sensor and damaging it, but allows a..

Features:Size: 145 x 145mm Weight：80g Output voltage：12V Output current: 250mA Service life: more than 5 years High transfer efficiency Non-pollution and reproducible Note: 1. above data are measured under strong sunlight. The output current will become smaller on cloudy days.  &..

With the fast development of the world and the increasing demand for energy, solar energy, as a new renewable one, has received more and more attention. Solar cell is a kind of device which can transfer solar energy to electric one through photoelectric or photochemical effect. Due to its high gener..

 Features:    Size: 136x110x3mm     Weight：50g     Output voltage：6V     Output current：330mA     Service life: more than 5 years     High transfer efficiency     Non-pollution and..

 Features:    Size: 130 x 200mm     Weight：90g     Output voltage：9V     Output current: 465mA     Service life: more than 5 years     High transfer efficiency     Non-pollution an..

The DFRobot Solar Power Manager series are designed for IoT projects and renewable energy projects, providing safe and high-efficiency embedded solar power management modules for makers and application engineers.Solar Power Manager is a complete small power and high-efficiency solar power ..

Solar Power Manager 5V is a small power and high-efficiency solar power management module designed for 5V solar panel.It features as MPPT (Maximum Power Point Tracking) function, maximizing the efficiency of the solar panel. The module can provide up to 900mA charging current to 3.7V Li battery..