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Waterproof Ultrasonic Distance Sensor A0221AU (3~450cm, UART, IP67) E-1027 Operating Voltage: 3.3~5V Average Current: <8mA Blind Zone Distance: 3cm Detecting Range(Flat object): 3-450cm Output: URAT Response Time:100ms Operating Temperature: -15~60℃ Storage Temperature: -25~80℃ Reference Angle: 60º Waterproof Grade: IP67 -
DHT20 SIP Packaged Temperature and Humidity Sensor E-1025 Supply Voltage (DC): 2.2–5.5V Measuring Range (Humidity): 0 ~ 100% RH Measuring Range (Temperature): -40 ~ +80℃ Humidity Accuracy: ±3% RH (25℃) Resolution: Temperature: 0.01℃; Humidity: 0.024% RH Output Signal: I2C signal Shell Material: ABS plastic -
ESP32-C3 Super Mini Development Board Unsoldered Headers (HW-466B) E-1024 ESP32-C3 32-bit RISC-V CPU @ 160 MHz Built-in Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) 4MB Flash, 400 KB SRAM USB Type-C for power and programming Breadboard-friendly super mini form factor Multiple GPIOs with ADC, PWM, SPI, I2C, UART support Secure boot and hardware encryption support -
GY-SHT40 Digital Temperature and Humidity Sensor E-1022 Easy to use High precision in temperature and humidity measurements Digital output via I2C or SPI communication Low power consumption for energy efficiency On-chip calibration ensures accurate readings Compact design for easy integration Wide operating voltage range for versatile applications Good quality product Accuracy of humidity measurement: ±1.8 % relative humidity Accuracy of temperature measurement: +0.2°C

