PIR Sensor
- Wide Working Voltage Range: DC 4.5V- 20V
- Current Drain: <60uA
- Detection Angle: <140°
- Detection Distance: 3 to 7m (can be adjusted)
- Blockade time: 2.5s (Default)
- Work temperature: -20-+80°C
- Colour: White + Green OR White + Blue
- Infrared Sensor with Control Circuit Board
- The Sensitivity and Holding Time Can be Adjusted
- Voltage Output: High/Low level Signal: 3.3V TTL output
- Delay Time: 5 to 200s (Can be Adjusted, Default 5s +/- 3%)
- Blockade time: 2.5s (Default)
- Sensitive Setting: Turn to Right, Distance Increases (About 7M); Turn to Left, Distance Reduce (About 3M)
- Time Setting: Turn to Right, Time Increases (About 200S); Turn to Left, Time Reduce (About 5S).
- Dimension: 3.2cm x 2.4cm x 1.8cm
Socket Adapter Plate Board for 8 Pin Nrf24L01 Wireless Module
- Used with NRF24L01 wireless module
- Add core nRF24L01+ Breakout Adapter with onboard 3.3V Regulator
- Onboard 3.3V voltage regulator accepts your Arduino +5V supply and provides 3.3V for the attached nRF24L01+ module
- Allows for easy connection to nRF24L01+ modules
- Small power on SMD LED indicator
- On-Board Voltage Regulator:
- Dimension: 15.3 x 11.5 x 1.2 cm
- Weight: 10 Grams
MQ7 Module
- Operating voltage: DC 5 V.
- Interface Type: Analog
- The analogue output voltage, the higher the concentration the higher the voltage.
- Detection Gas: carbon monoxide
- Detection range: 10 to 10000ppm
- Four screw holes for easy positioning.
- Has a long life and reliable stability.
- Fast response and recovery characteristics.
- Adjustable sensitivity
- Dimension: 32mm x 22m x 27mm
MT8870 DTMF Audio/Speech Decoding Telephone Module
- Power Input: 5V Nominal (4.5V - 5.5V)
- 5 Channel Interface
- Detects 0-9, A-D, *, #
- 54” Pin pitch
- On-board 3.5mm jack input Facility
- On-board MT8870 frequency decoder chip
- On-board voice input interface
- On-board LED lights for output state indication
- Low power consumption
- Internal gain setting amplifier
- Adjustable guard time
- 5 Channel interface
- Power-down mode
- Inhibit mode
- Does not require external circuits or wiring,
- Dimension: 37 x 25 x 12 mm
IR Proximity Module using TSOP
- Operating wavelength: Near-infrared region 700 nm to 1400 nm
- Main Chip: LM358
- Operating Voltage Range: 3.6V-5V DC
- Average Current Consumption: 06mA
- Distance Measuring Range: 2 to 30cm
- Detection angle: 35 °
- Easy to assemble and use
- On-board detection indication
- the effective distance range of 2cm to 80cm
- A pre-set knob to fine-tune distance range
- If there is an obstacle, the indicator lights on the circuit board
- 3mm screw holes for easy mounting
- Dimensions: 48 x 14 x 8mm
- Weight:5gm
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
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
Tilt Sensor / Vibration Sensor
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.
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
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.
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