MQ6 SENSOR
- Power requirements: VCC - 5V±0.1
- DO output: TTL digital 0 and 1 (0.1 and 5V)
- AO output: 0.1-0 .3 V (relative to pollution), the maximum concentration of a voltage of about 4V
- Detection Gas: LPG, iso-butane, propane, and LNG
- Detection Concentration: 200-10000ppm
- Heating voltage: 5V±0.1
-  Load resistance: 20KΩ
-  Heater resistance: 33±10%
- Â Heating consumption: less than 750mw
- Operating temperature:-10℃-50℃
- Related humidity less than 95%Rh
- Sensing Resistance: 10KΩ- 60KΩ (1000ppm LPG)
- Preheat time: Over 24 hour
- High sensitivity to LPG, iso-butane, propane
- Small sensitivity to alcohol, smoke.
- Fast response
- Simple drive circuit
LDR Module
- Operating Voltage:3V to 5V DC
- Operating Current: 15milli amps
- LED indicating output and power
- LM393 comparator chip
- Can detect ambient brightness and light intensity.
- Output Type :Â - Digital switching outputs (0 and 1) -D0
- Output Digital: 0V to 5V, Adjustable trigger level from preset
- Power indicator (red) and the digital switch output indicator (green)
- It can detect ambient brightness and light intensity.
- Adjustable sensitivity (via blue digital potentiometer adjustment).
- Output Digital – 0V to 5V, Adjustable trigger level from preset.
- Fixed bolt hole for easy installation
- PCB size: 3cm * 1.6cm
ULN2003 Driver
- Contains 7 high-voltage and high current Darlington pairs
- Each pair is rated for 50V and 500mA
- Input pins can be triggered by +5V
- All seven Output pins can be connected to gather to drive loads up to (7×500mA) ~3.5A.
- Can be directly controlled by logic devices like Digital Gates PIC etc
- Available in 16-pin DIP, TSSOP, SOIC packages
- Dimensions: 32 x 18 x 11mm (LxWxH)
- Weight: 3 gm
RF Transmitter Receiver Module 315MHz Wireless
Transmitter Module
- Operating voltage: 3V to 12V
- Operating frequency: 433.92MHz; 315MHz
- Standby current: 0mA
- Operating current: 20mA to 28mA
- Transmission distance: >500m (open to receiving plate sensitivity at -103dBm distance of more than)
- Output power: 16dBm (40mW)
- Data transfer rate: <10Kbps
- Modulation mode: OOK (amplitude modulation)
- Operating temperature: -10℃ to +70℃
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- Operating voltage: 5V DC
- Static current:4mA
- Receiver frequency: 433.92MHz; 315MHz
- Sensitivity: -105dB
- External antenna: 32CM single wire spiral
- No of pins: 4
Mini SMD NRF24L01 2.4G Wireless Data Transmission Module
- Maximum operating speeds up to 2Mbps
- GFSK modulation efficiency, Anti-interference ability,
- Built-in hardware CRC error detection, Multipoint communication address control.
- Low-power 1.9 to 3.6V, only 1uA on Power-down mode
- Built-in 2.4Ghz antenna
- Built-in voltage regulator
- 125 Channels, Multi-point communication, and frequency hopping to meet the communication needs
- Wireless transceiver including Frequency generator, enhanced type, SchockBurstTM, mode controller, power amplifier, crystal amplifier, modulator, demodulator
- The output power channel selection and protocol settings can be set extremely low current consumption, through the SPI interface
- In the transmit mode, the transmit power is 6dBm, the current is 9.0mA, the accepted mode current is 12.3mA, the current consumption of the power-down mode and standby mode are lower
- Standard DIP Pitch Interface for embedded applications.NRF24L01 SPI interface: hardware SPI port, MCU I/O ports
- Internal FIFO compatible with a variety of microprocessor interface, micro-controller is convenient
Digital PAM8610 2*15w dual channel stereo class amplifier board 12V
4 Bits Tube Led Display Module Four Serial for Arduino 595 Driver
- Display common anode for the four red LEDs.
- Digital tube 8 Gray Adjustable.
- Level control interface for 5V or 3.3V.
- 4 M2 screws positioning holes for easy installation.
- Ease to use.
- Ease of multiplexing.
- Can use as a 4 digit display unit.
- Can use as a clock display.
- Used for Electrical/Electronic projects.
- Dimension: 42X24X12mm
3V To 5V 1A USB Charger Step Up Boost Module
- Module properties: Non-isolated step-up module (BOOST).
- Input voltage: 2.5-6V.
- Output voltage: 4-12 V (Adjustable (need to replacing the resistance to adjustable), the default 5 v).
- Output current: 1000mA (Max).
- Efficiency: 92% (Max) (the higher the input voltage, the higher the efficiency).
- Switching frequency: 1MHz.
- Output ripple: 20mV (MAX).
- Operating temperature: Industrial (-40°c to +85°c).
- Voltage regulation: ±2.5%.
- Short circuit protection: None
- Input: IN + postive, IN - negative.
- Output: USB output.
- Dimension: 3 x 1.3 x 0.8cm.
5pcs x NFC Sticker tags 13.56MHz ISO14443A 25mm Ntag213 RFID NFC tag
- Chip: Ntag213.
- Physical capacity: 180 bytes.
- Usable capacity: 144 bytes.
- Protocol: ISO14443A.
- Working frequency: 13.56 MHZ.
- Reading and writing distance: 1 to 5 cm.
- Reading and writing time: 1 to 2 ms.
- Working temperature: -20 to 55 degrees, the humidity of 90%.
- Erase times : > 100000 times.
- Data storage: > 10 years.
- Reading time: 100000 times.
- Diameter: 25mm.
- Materials: PE self-adhesive + coated paper.
- Manufacturer programmed 7-byte UID for each device
- Preprogrammed Capability container with one-time programmable bits
- Field programmable read-only locking function
- ECC-based originality signature
- 32-bit password protection to prevent unauthorized memory operations
- NFC Forum Tag 2 Type compliance
A1 Universal Carbon Resistors & Rotary Potentiometers Parts Set for Arduino
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
