Connectors 15x BLS04 Female / Female 4 Pins RoHS Single Row

5V Relay Module with 8 opto-coupled channels.
This module can be directly controlled by the microcontroller ( Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL).
8 Channel Arduino 5V 10A Relay Module features:

- Channels: 8 (independent protected with Optocouplers)
- Supply Voltage: 5V
- Output Current: 10A
- Relay activation current: 15mA ~ 20mA
- Isolation: Yes
- LED indicator: For each channel
- Dimensions: 54x 135mm

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:

It is made up of a 16-character, 2-row, 6-button display.
The display is compatible with the HD44780 controller and is connected in 4-bit mode so it can be used directly through the Arduino LiquidCrystal library.
Ideal to navigate through the different parts of the configuration or map. Keyboard Shield 16x2 LCD screen for Arduino features:
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- 2x16 LCD with blue backlight and white characters
- Potentiometer to modify the LCD contrast
- 5-push-button keyboard + RESET
- Use of the minimum possible channels
- Full compatibility with Arduino UNO and Mega
- The display is compatible with the HD44780 controller
- Response time: 30 ms
- Size: 80 x 60 x 22 mm

2x CNY70 Reflective Optical Sensor with Transistor Output features:
- Reflective optical sensor with transistor output
- Reflective optical coupler used to distinguish edge or line detection
- Dimensions of the housing are 7 x 7 x 6 mm
- Supply voltage: 5V
- Maximum diode current: 50 mA
- Maximum collector-emitter voltage: 32V
- Maximum collector current of 50 mA
- Quantity: 2 units

It allows controlling up to 2 direct current motors or a bipolar stepper motor. It also allows to control a unipolar stepper motor configured as bipolar.
Ideal for projects with ARDUINO.
You can use it with PIC, AVR, STM32.
L298N Motor Drive Controller Board Module Dual H Bridge DC features:
- Minimum operating voltage: 5 V
- Maximum operating voltage: 35 V
- Maximum current: ± 2 A
- Logic voltage: 5V
- PWM signal inputs for speed control
- Outputs: for 2 DC motors or for a bipolar stepper motor
- Measures: 43x43x24 mm
Helpful Links:
Operation of the robot by Infrared / Operation of the robot by Bluetooth / Automatic operation with detection of obstacles

With this multiplexer circuit we will be able to get 8 more digital outputs for arduino losing only 3 of them. Characteristic:

- Logic Circuit - Type: DIP-16
- Logic Circuit - Type: Displacement Register
- Displacement Register - Function: Series to Parallel, Series to Series
- Supply Voltage Max .: 6V
- Supply Voltage Min .: 2V
- IC - Output Type: Tri-State Quantity: 4 units.

This 1-meter probe uses the original DS18B20 temperature sensor chip. The DS18B20 is a waterproof temperature sensor/thermometer. It is waterproof, moisture proof and rustproof with the high quality stainless steel tube encapsulated. This is a spare part or accessory used in SONOFF TH10 / TH16.

25x M3x4 Nylon Screw features:
-Polyamide 4mm Thread Arduino Robot PCB Screw
-M3 Screw
-Thread: 4mm
-Round head
-Star (Philips) DIN7985
-Quantity: 25 units
-Color: white