RB NEMA 17 (42mm) Coupling 5×6.35mm
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
Red – 2 Channel 3W Digital Power PAM8403 Class D Audio Amplifier Board USB 5V
- Input Voltage: 2.5-5.5 V (USB power supply).
- Output Impedance: 4 ohm.
- Efficiency: 90%.
- Frequency Response: 150 Hz – 20 KHz.
- Input Impedance: 2 K ohm.
- A class D-type amplifier without a filter, low quiescent current, and low EMI.
- Good noise suppression.
- Input audio should be via sheilded wire.
- Dual channel stereo output 3 w + 3 w power.
- Works with 5v power supply.
- Can directly drive 4 /8 Ohm small speakers.
- When connects with a 4-ohm load and 5V power supply, the output power can be up to 3W.
- Low THD, low noise.
- Short circuit protectioN, thermal protection.
- Dimensions: 15 x 20 mm.
MMA845 Digital Triaxial Accelerometer Precision Tilt 3-Axis Module
- Power Supply: 3v-5V.
- Pitch: 15mm.
- Mounting hole diameter: 3mm.
- IIC digital output.
- Up to two interruption functions.
- ±2 g/±4 g/±8 g dynamically selectable full scale
- Three motion detection channels.
- Freefall down or motion detection.
- Automatic ODR change for auto-wake and return to sleep
- Pulse detection.
- Vibration detection.
- Dimension: 1.45cm x 2.05 cm (L x W).
Mini Data Logger Module Logging Shield for Raspberry Pi/Arduino
- SD card interface works with FAT16 or FAT32 formatted cards.
- 3V level shifter circuitry prevents damage to your SD card.
- A real-time clock (RTC) keeps the time going even when the Arduino is unplugged.
- Included libraries and example code for both SD and RTC, means you can get going quickly.
- Prototyping area for soldering connectors, circuitry or sensors.
- Onboard 3.3V regulator is both a reliable reference voltage and also reliably runs SD cards that require a lot of power to run.
- Works with Arduino UNO, Duemilanove, Diecimila, Leonardo or ADK/Mega R3 or higher.
- ADK/Mega R2 or lower are not supported.
- Dimension: 68 x 53 x 23mm
Digital TPA3116D2 2.1 HIFI Subwoofer Amplifier Board 50w+50w+100w Beyond
- Most Perfect 2.1 digital amplifier board.
- 8.20 latest upgrated version
- Gain promoted to 36DB,
- Adopts two high-quality TPA3116D2 digital amplifier chips.
- Good sound quality, high efficient device and power amplifying feature.
- 50W x 2+100W 1 channels(left/right channel and subwoofer channel), high efficiency and low-heat.
- Powered by DC 12-24V, wide input voltage.
- User can adjust the volume by themselves easily.
- Applicable speaker impedance: 4-8 ohm.
- Just connect the power supply and loudspeaker box, enjoy pure digital music. Adopts two high-quality TPA3116D2 digital amplifier chips.
- Left and right channel output 50WX2, subwoofer output 100W, efficiency can reach above 90%,
STC-1000 220V AC All Purpose Digital Temperature Controller Module
- Power supply: 220VAC±10%, 50/60Hz.
- Sensor Type: NTC Sensor
- Resolution: 0.1°C.
- Accuracy: ±1°C (-50 – 70°C).
- Sensor error delay: 1 minute.
- Power consumption: ≤3W.
- Front panel size : 75 x 34.5mm
- Mounting size: 71x 29mm.
- Sensor length: 1m (include the probe).
- Temperature Measuring Range: -50 to 90°C
- Storage temperature : -30 - 75°C;
- Relative humidity : 20% - 85%
- Output Relay Capacity : Heating: 10A/220VAC; Cooling: 10A/220VAC
- Mini temperature controller.
- With a clear LED display for better readability.
- Dual heating and cooling control.
- Automatic over-temperature alarm
- Relay output.
- Dimension: 75x 34.5x 85mm
5V-12V ZVS Induction Low Voltage Heating Power Supply Module Board + Coil
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.