Anti-Corrosion Water Level Sensor with Ball Float Switch
- Rating Contract (Max.): 10 W
- Switching Power Supply (Max.): 110VDC
- Pulse current (Max.): 0.5A
- Breakdown Voltage (Max.): 220VDC
- Current (Max.): 1A
- Resistance Contract (Max.): 100 Ω
- Operating Temperature: -10 to 60degree C
- Cable length: 40cm
- Shipment Weight: 0.02 kg
- Float Ball Size : 24×17mm
- Body Total Length: 85mm
- Total Float opening: 70°
- Float Switch ON/OFF angle: Approx. between 15° to 20°
CD74HC4067 High Speed CMOS 16-Channel Analog/Digital Multiplexer Breakout Module
Mini Ultra-small Size ESP-M3 From ESP8285 Serial Wireless WiFi Transmission Module Fully Compatible With ESP8266
- Model: ESP8285 ESP-M3
- 32-bit Tensilica L106 microcontroller
- Ultra-low 16 bit RISC
- Fully Compatible with ESP8266
- Embedded TCP protocol
- channel high-precision 10-bit ADC
- Supporting the most commonly used networks (802.11 b / g / n)
- Support WPA, PA2PSK and WPS
- Working temperature: -40 ℃ - + 125 ℃
- Clock Speed: 80 MHz; (max 160 MHz)
- Flash memory: 1 MB
- Interface: HSPI, UART, I2C, I2S, Remote Control IR Control, PWM, GPIO
- Direct WiFi Support (P2P)
- Support mode: CCMP, TKIP (MIC, RC4), WAPI (SMS4), WEP (RC4), CRC etc
- Low consumption
- Easy access to the pins
Mini ESP-M2 ESP8285 Serial Wireless WiFi Transmission Module SerialNET MODE Fully Compatible With ESP8266
ESP8285 M2 WiFi IoT Module :
- SOC characteristics.
- Built-in Tensilica L106 ultra-low power 32-bit CPU, main frequency supports 80MHz and160MHz and RTOS.
- Built-in TCP/IP protocol.
- Built-in one-channel 10-bit high precision ADC.
- Outboard interface: HSPI, UART, I2C, I2S, IR Remote Control, PWM, GPIO.
- The deep sleep current is 10uA, the cut-off current is smaller than 5uA.
- Wake, connect and transmit data package within 2ms.
- The consumer power is smaller 1.0Mw (DTIM3) when at standby status.
- Built-in 1M byte for SPI Flash.
- Ultra-small size.
- Support serial to WiFi.
- Wireless transparent transmission.
- Long-distance transmission with ultra-low power.
- Support outboard antenna.
- Bearing high temperature to 125 °C, compared to the 85°C for ESP8266.
- Support 802.11 b/g/n/e/I.
- Support Station, Soft AP, Soft AP+STA mode.
- Support WiFi Direct (P2P).
- Support CCMP (CBC-MAC, computation mode), TKIP (MIC, RC4), WAPI (SMS4), WEP (RC4), CRC etc., for hardware acceleration.
- P2P finding, P2P GO mode/ GC mode and P2P power management.
- WPA/PA2PSK and WPS.
- 11securitycertification: pre-certification and TSN.
- Support 802.11n (2.4GHz).
- 1h/RFC1042 frame encapsulation.
- Support seamless roaming.
- Support AT remote update and cloud update (OTA).
- Support Smart Config function (including Android and Ios device
RCWL-0516 Microwave Radar Sensor
- Operating Voltage: 4 to 28 V DC
- Operating Current: 2.8mA (typical); 3mA (max)
- Detecting Range: 5-9m
- Transmitting Power: 20mW (typical); 30mW (max)
- Output Voltage: 3.2 to 3.4v
- Output Voltage Driving Capacity: 100mA
- Output Control Low Level: 0V
- Output Control High Level: 3.3V
- Operating Temperature (C): -20 to 80 degree C
- Transmission signal processing control chip RCWL-9196
- Penetrating detection capability, compared with the traditional infrared feeling PIR
- Adjustable Block time and distance
- Dimension:36*17*2mm
- Weight: 3gm
PCF8574 I/O For I2C Port Interface
- Communication: I2C
- Operating Voltage: 2.5-V to 6V.
- Open-Drain Interrupt Output
- Compatible With Most Microcontrollers
- 8-bit remote I/O pins
- Up to 64 I/O ports
- Low standby current
- Operating temperature: 40 degrees C to +85 degree C
- Supports Arduino cascading, and you can use at most 8 modules to extend 64 I/O at the same time.
- the address can be changed by a set a toggle switch.
- Every 2 seconds, make P0-P7 port output High level, Low level, and put 3 toggle switches to ON, the address of module is 0x27.
- PCB Size: 36 x 16mm
Double Analog Potentiometer Module With Slide Potentiometer Slip Adjustable Resistance For Arduino
- Dual analogue output, output 0-VCC analogue voltage signal.
- Voltage: 3.3V, 5V.
- Port: Analog.
- Resistance: 10K.
- Slide potentiometers module
- Two analogue outputs, analogue outputs 0-VCC voltage signals
- Stable and reliable performance with high-quality sliding appliances
- Platform: Arduino, MCU, ARM, and other microcontroller platforms
- Application: Raspberry Pi projects, DIY projects, Arduino projects.
- Dimensions: 91 x 21 x 30 mm
- Weight: 18 gm.
Delay Timer Switch Adjustable 0-10sec With NE555 Electrical Input 12V 10A
- Module based on the NE555 chip.
- Input voltage: DC 12V
- Adjustable time: 0-10 s
- AC Control voltage: 250V/max. 10A
- DC Control Voltage: 30V/max. 10A
- load: 2200W
- Precision Pulse Generation / Timing.
- Monostable Operation.
- Standby no power consumption
- Excellent temperature stability of 0.005%/°
- Time can be adjusted by a potentiometer, the default is 0-25 seconds
DS18B20 PROBE
- Usable temperature range: -55 to 125°C (-67°F to +257°F)
- 9 to 12-bit selectable resolution
- Uses 1-Wire interface- requires only one digital pin for communication
- Unique 64 bit ID burned into a chip
- Multiple sensors can share one pin
- ±0.5°C Accuracy from -10°C to +85°C
- Temperature-limit alarm system
- Query time is less than 750ms
- Usable with 3.0V to 5.5V power/data
- Each pin uses a heat-shrinkable tube to prevent short circuit, internal sealing glue.
- Stainless steel tube encapsulation waterproof moistureproof prevents rust.
- Stainless steel tube 6mm diameter by 30mm long.
- Contains DS18B20 temperature sensor.
- Uses 1-Wire interface- requires only one digital pin for communication.
- Unique 64 bit ID burned into the chip.
- Multiple sensors can share one pin.
- Temperature-limit alarm system.
- Without the external components, the unique single bus.
Tilt Sensor / Vibration Sensor
MQ135 Module
- Working voltage: DC 5V
- Working Current: 150mA
- DOUT: TTL output
- AOUT: Analog output
- Preheat time: Over 20s
- Detection Range: 10 - 300 ppm NH3, 10 - 1000 ppm Benzene, 10 - 300 Alcohol
- Sensitivity to Ammonia, Sulphide, and Benzene steam
- With signal output instructions
- The TTL output signal is a low level
- Analog 0 ~ 5 v voltage output, the higher the concentration, the higher the voltage
- Sensitive for benzene, alcohol, smoke
- Fast response and recovery
- Adjustable sensitivity
- Signal output indicator
- Dimension: 32mm x 22m x 27mm
DS18B20 MODULE
- Resolution: 9bits to 12bits (Selectable)
- Supply Voltage (V): 3 to 5.5
- Temperature Range(°C): -55 to +125
- Measuring Accuracy(°C): ±0.5
- Uses 1-Wire interface- requires only one digital pin for communication
- Unique 64 bit ID burned into the chip
- Multiple sensors can share one pin
- Maximum conversion time and response: 750 ms
- Multidrop capability simplifies distributed temperature sensing applications
- Requires no external components
- Digital signal output
- 18B20 Temperature Sensor Chip
- Send data via a pin
- User-definable nonvolatile (NV) alarm settings
- Dimension: 19*15*6cm
- Weight: 9gm