[{"title":"Gravity: SO2 Sensor (Calibrated) - I2C & UART","handle":"gravity-so2-sensor-calibrated-i2c-amp-uart","url":"/products/gravity-so2-sensor-calibrated-i2c-amp-uart","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":283.6,"price_range":283.6,"variant_count":1,"sku":"DF-SEN0470","local_stock":0,"supplier_stock":50,"description":"A factory-calibrated electrochemical sulfur dioxide (SO2) sensor with I2C, UART, and analogue output modes. Part of the DFRobot Gravity gas sensor series, this module quickly and accurately measure..."},{"title":"Gravity: Soil Moisture Sensor For Arduino","handle":"gravity-soil-moisture-sensor-for-arduino","url":"/products/gravity-soil-moisture-sensor-for-arduino","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":4.75,"price_range":4.75,"variant_count":1,"sku":"DF-SEN0114","local_stock":0,"supplier_stock":998,"description":"A resistive soil moisture sensor that reads the water content of surrounding soil by measuring electrical resistance between its two probes. Wetter soil conducts more easily (lower resistance), whi..."},{"title":"Gravity: Speech Synthesis Module(Support English and Chinese)","handle":"gravity-speech-synthesis-module-support-english-and-chinese","url":"/products/gravity-speech-synthesis-module-support-english-and-chinese","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":46.95,"price_range":46.95,"variant_count":1,"sku":"DF-DFR0760","local_stock":1,"supplier_stock":1243,"description":"The Gravity Speech Synthesis Module converts text to spoken audio in English and Chinese, including mixed-language content. It connects via I2C or UART using the standard Gravity interface and incl..."},{"title":"Gravity: Starter Kit for Arduino","handle":"gravity-starter-kit-for-arduino","url":"/products/gravity-starter-kit-for-arduino","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":105.5,"price_range":105.5,"variant_count":1,"sku":"DF-KIT0111","local_stock":2,"supplier_stock":13,"description":"The Gravity Starter Kit for Arduino is a plug-and-play electronics toolkit designed for beginners and makers getting started with the Arduino platform. It includes a DFRduino UNO R3 microcontroller..."},{"title":"Gravity: STCC4 True Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)","handle":"gravity-stcc4-true-carbon-dioxide-co2-sensor-3-in-1-air-quality-monitoring-400-5000ppm","url":"/products/gravity-stcc4-true-carbon-dioxide-co2-sensor-3-in-1-air-quality-monitoring-400-5000ppm","vendor":"DFRobot","in_stock":true,"price":36.65,"price_range":36.65,"variant_count":1,"sku":"DF-SEN0678","local_stock":0,"supplier_stock":980,"description":"This Gravity air quality module uses Sensirion’s STCC4 gas sensing chip to directly measure carbon dioxide with the thermal conductivity measurement principle. It is designed for compact, cost-effe..."},{"title":"Gravity: Steam Sensor","handle":"gravity-steam-sensor","url":"/products/gravity-steam-sensor","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":2.5,"compare_at_price":0.0,"price_range":2.5,"variant_count":1,"sku":"DF-SEN0121","local_stock":1,"supplier_stock":550,"description":"   This is a steam(water)sensor from DFRobot. This steam sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the humidity of the sensor surfac..."},{"title":"Gravity: TCS3430 Tristimulus Color Sensor","handle":"gravity-tcs3430-tristimulus-color-sensor","url":"/products/gravity-tcs3430-tristimulus-color-sensor","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":30.15,"price_range":30.15,"variant_count":1,"sku":"DF-SEN0404","local_stock":0,"supplier_stock":28,"description":"Devices with True Tone technology like Apple iPad Pro, iPhone, and Macs usually feature sensors that measure the ambient light colour and brightness. The device then uses this information to automa..."},{"title":"Gravity:Terminal Sensor Adapter V2.0","handle":"gravity-terminal-sensor-adapter-v2-0","url":"/products/gravity-terminal-sensor-adapter-v2-0","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":3.75,"price_range":3.75,"variant_count":1,"sku":"DF-DFR0055","local_stock":0,"supplier_stock":411,"description":"\n\nThis is universal sensor adapter V2.0, it can be accessed by digital input modules and analog input module. The module with Arduino sensor expansion board, in combination.Improvment compare with ..."},{"title":"Gravity: Thin-film Pressure Sensor for Pressure Science Course","handle":"gravity-thin-film-pressure-sensor-for-pressure-science-course","url":"/products/gravity-thin-film-pressure-sensor-for-pressure-science-course","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":8.55,"compare_at_price":0.0,"price_range":8.55,"variant_count":1,"sku":"DF-SEN0616","local_stock":0,"supplier_stock":325,"description":"The Gravity: Thin-film Pressure Sensor measures pressure through the deformation of a flexible film material. As pressure increases, the film deforms, producing higher analog output values, while l..."},{"title":"Gravity: Throw-in Type Liquid Level Transmitter","handle":"gravity-throw-in-type-liquid-level-transmitter","url":"/products/gravity-throw-in-type-liquid-level-transmitter","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":82.3,"price_range":82.3,"variant_count":1,"sku":"DF-KIT0139","local_stock":0,"supplier_stock":741,"description":"This throw-in type liquid level transmitter adopts high-performance pressure sensing chip, with advanced circuit processing and temperature compensation technology. The level transmitter receives d..."},{"title":"Gravity: Tipping Bucket Rainfall Sensor - I2C & UART","handle":"gravity-tipping-bucket-rainfall-sensor-i2c-amp-uart","url":"/products/gravity-tipping-bucket-rainfall-sensor-i2c-amp-uart","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":54.8,"compare_at_price":0.0,"price_range":54.8,"variant_count":1,"sku":"DF-SEN0575","local_stock":0,"supplier_stock":529,"description":"This DFRobot rainfall sensor is a reliable and convenient tool for measuring rainfall.Based on the principle of tipping bucket rainfall, the rainfall sensor provides users with rainfall values in m..."},{"title":"Gravity:TT Motor Encoders Kit","handle":"gravity-tt-motor-encoders-kit","url":"/products/gravity-tt-motor-encoders-kit","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":20.1,"compare_at_price":0.0,"price_range":20.1,"variant_count":1,"sku":"DF-SEN0038","local_stock":2,"supplier_stock":91,"description":"The Gravity:TT Motor Encoders Kit provides rotation tracking for TT motors, giving you accurate angular displacement data using a non-contact sensing method. Ideal for robotics projects where you n..."},{"title":"Gravity: UART Fiber Optic Transceiver Module","handle":"gravity-uart-fiber-optic-transceiver-module","url":"/products/gravity-uart-fiber-optic-transceiver-module","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":42.7,"price_range":42.7,"variant_count":1,"sku":"DF-TEL0153","local_stock":0,"supplier_stock":197,"description":"Still make do with the hard and thick shielded twisted pair for remote signal-transmitting? And even drop the baud rate again and again just for transmission stability? Now get rid of these problem..."},{"title":"Gravity: UART  I2C NFC Module","handle":"gravity-uart-i2c-nfc-module","url":"/products/gravity-uart-i2c-nfc-module","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":42.45,"compare_at_price":0.0,"price_range":42.45,"variant_count":1,"sku":"DF-DFR0231-H","local_stock":1,"supplier_stock":749,"description":"Gravity: UART & I2C NFC Module adopts NXP PN532, a highly integrated NFC communication controller, which supports various types of NFC smart cards or tags like the commonly used MIFARE Classic ..."},{"title":"Gravity: UART Infrared CO2 Sensor (0-50000ppm), air sensor","handle":"gravity-uart-infrared-co2-sensor-0-50000ppm-air-sensor","url":"/products/gravity-uart-infrared-co2-sensor-0-50000ppm-air-sensor","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":157.0,"price_range":157.0,"variant_count":1,"sku":"DF-SEN0220","local_stock":1,"supplier_stock":11,"description":"The Gravity UART Infrared CO2 Sensor uses non-dispersive infrared (NDIR) technology to measure carbon dioxide concentrations from 0 to 50,000 ppm. It offers excellent selectivity with no oxygen dep..."},{"title":"Gravity: UART MP3 Voice Module","handle":"gravity-uart-mp3-voice-module","url":"/products/gravity-uart-mp3-voice-module","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":9.8,"price_range":9.8,"variant_count":1,"sku":"DF-DFR0534","local_stock":0,"supplier_stock":477,"description":" Do you always feel like the DIY work is boring, not attractive or no vitality when you design it by yourself?  This new Gravity MP3 voice module produced by DFRobot can solve these problems. This ..."},{"title":"Gravity: URM09 Analog Ultrasonic Sensor","handle":"gravity-urm09-analog-ultrasonic-sensor","url":"/products/gravity-urm09-analog-ultrasonic-sensor","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":12.3,"price_range":12.3,"variant_count":1,"sku":"DF-SEN0307","local_stock":0,"supplier_stock":1210,"description":"The DFRobot URM09 is an analog output ultrasonic distance sensor optimised for fast ranging and obstacle avoidance. With a maximum measurement rate of 30Hz, built-in temperature compensation, and a..."},{"title":"Gravity: URM09 Ultrasonic Sensor ( I²C)","handle":"gravity-urm09-ultrasonic-sensor-i-c","url":"/products/gravity-urm09-ultrasonic-sensor-i-c","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":22.5,"price_range":22.5,"variant_count":1,"sku":"DF-SEN0304","local_stock":1,"supplier_stock":295,"description":"DFRobot URM09 is an ultrasonic sensor specifically designed for fast ranging and obstacle avoidance application. Its measuring frequency can reach up to 50Hz. The sensor adopts built-in temperature..."},{"title":"Gravity: URM09 Ultrasonic Sensor (Trig)","handle":"gravity-urm09-ultrasonic-sensor-trig","url":"/products/gravity-urm09-ultrasonic-sensor-trig","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":9.8,"price_range":9.8,"variant_count":1,"sku":"DF-SEN0388","local_stock":0,"supplier_stock":533,"description":"This is a non-contact ultrasonic ranging sensor of high-performance from URM09 series, employing standard PH2.0-3P Gravity vertical interface. It provides an accuracy of 1% within an effective meas..."},{"title":"Gravity: UV Index Sensor (240-370nm, UVA, UVB, UVC)","handle":"gravity-uv-index-sensor-240-370nm-uva-uvb-uvc","url":"/products/gravity-uv-index-sensor-240-370nm-uva-uvb-uvc","vendor":"DFRobot","product_type":"physical","in_stock":true,"price":16.5,"compare_at_price":0.0,"price_range":16.5,"variant_count":1,"sku":"DF-SEN0636","local_stock":0,"supplier_stock":43,"description":"The Gravity UV Index Sensor measures ultraviolet radiation across the 240–370 nm wavelength range, covering UVA, UVB, and UVC bands. It directly outputs a UV index (0–11) and a harm risk level (1–5..."}]