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
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
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
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
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