CJMCU-717 Series Data Logger

This support is a lilypad button to sew clothing or anything else you can dream of.
Lilypad is a wearable E-textile technology developed to have large connection pads to attach to clothing. Lilypad Button Board features:
- Density of the PCB: 0.8 mm
- Size: 8x16 mm
- 1 LED included

It is the freshest serial LCD from SparkFun. Similarly to other SparkFun LCD screens it is put on single board with a microcontroller, however in contrast to the other screens in our offer (SP027 and SP028) it is based on PIC16F88 rather than ATmega328.

The module with high quality mobile phone vibration motor, the vibration effect is obvious and the vibration intensity of the motor can be controlled by PWM.

It can be used for Arduino and Raspberry projects. It is a DC motor.

PAM8403 2x3W Digital Amplifier Channel Stereo features:
- Up to 3W in each channel
- Chip: PAM8403
- Power supply: 5V
- Power: 2 outputs of 3 watts each
- Measures: 21x18 mm
- Suitable impedance speakers: 4 Ohm

Transceiver 1km SI4432 433MHz Wireless Transmitter Telemetry features:
- Transceiver based on the SI4432 Silicon Labs chip
- Ultrathin ultra small (16.5 × 17 mm)
- Good harmonics: easy for FCC / CE certification
- Penetration capacity (measured through 8 floors)
- Frequency range: 433.92MHz
- Sensitivity down to -121 dBm
- Maximum output power: 20dBm
- Data transfer rate: 0.123-256 kbps
- FSK, GFSK and OOK modulation
- Power supply: 1.8-3.6 V
- Ultra low power shutdown mode
- Digital indication of received signal strength (RSSI)
- Time to wake up
- Bidirectional antenna switch control and automatic adjustment
- Configurable packet structure
- Preamble detection

SONOFF D1 Smart Dimmer Switch is a smart dimmer switch that offers smart light control solutions perfect for your home or workplace, controlled either by the eWeLink application, via 433MHz RF control or by voice assistants such as Alexa or Google Home.

Create your own scenes, turn the light on at the most appropriate level, or schedule it at the times you want

WIFI transceiver based on the ESP8266 controller.
It has a microcontroller and 2 GPIO pins to be able to operate autonomously without the need for an external microcontroller. Characteristic: - Voltage of power: 3.3V
- Supported protocols: 802.11 b / g / n
- Network support: 2.4 GHz
- Band: 2400 (MHz)
- Wi-Fi Direct (P2p), Soft Access Point
- Integrated TCP / IP stack
- PLL, regulators and integrated power management units
- Output power: 0.15 (W); + 19.5dBm in 802.11b mode
- Consumption in low power mode:

Transceiver based on the SI4432 Silicon Labs chip
Industry standard model
Capacitive components manufactured by Murata with 10ppm high precision glass
Outdoors - a distance of up to 1.5 km 1.5km radius SI4432 433MHz RF Telemetry features:
- Supply voltage: 1.8 ~ 3.6VDC
(Note: a voltage higher than 3.6 V will cause permanent damage to the module)
- Communication level: 0.7VDC ~ 3.6V (VCC refers to the module supply voltage)
- Working frequency: 425M ~ 525MHz (via software setting, the module uses 30M glass)
- Measured distance: 1500m (clear and open, maximum power, height 1.5m, air speed 1k)
- Transmission power: up to 20dBm (about 100mW)
- Air rate: 0.123k ~ 256Kbps (software adjustable, low airspeed recommended)

TE Connectivity's Micro K series automotive PCB relays are through-hole mounted relays.  Typical applications include: locking control circuits, seat adjustment motors, window defrosters, starter solenoid switches, in car alarms, door monitoring and closing, hazard warning signs, heated front/rear displays, immobilizers, front/rear/fog lights, interior lights, sunroofs, turn signals, window lifters and wiper control.

- Supply voltage: 12V

- Output current: 30A

- Contact configuration: SPDT

NFC module for Educational STEAM Kit.  Near field communication (NFC) is a set of standards for smartphones and similar devices to establish radio communication with each other by touching them together or bringing them into close proximity, usually no more than a few centimeters. Compatible with almost any microcontroller, Arduino, PIC, AVR. It can be used in Access Control projects and Alarm projects. RFID PN532 NFC Module features:
- Based on the NXP PN532 chip, it can be used for non-contact communication of 13.56M.
- Greater effective communication distance of 3 cm.