Transparent Plastic Housing for Arduino Uno R3

Ultrasonic sensors overcome many of the weaknesses of IR sensors by providing distance measurement regardless of the color and illumination of obstacles. Ultrasound Distance Sensor HC-SR05 features:
- Power supply: 4.5-5.5 VDC
- Supply current: 10 to 40 mA
- Activation pin format: 10 μs digital pulse
- Echo Pin Output: 0-Vcc
- Echo Pin Format: the output is DIGITAL and directly proportional with range. See our conversion formula below
- Measurement range: 2cm to ~ 4.5m
- Measurement resolution: 0.3cm
- Measurement angle: up to 15 degrees
- Measurement speed: 40 Hz,
- Connector: standard 5-pin male connector that can be connected directly to boards or breadboards:
- 1: VCC
- 2: Trig
- 3: Echo

The kit includes 30 basic sensors, which will help you to easily kick-start any project. The sensors are featured with a proprietary Seeed Grove connectors enabling easy connection without soldering and a comprehensive guide book with exemplary classes.

Quartz Crystal Oscillator 20 MHz features:
- Low Profile Crystal Oscillator
- Type: Quartz Crystal 20 MHz
- Frequency: 20 MHz
- Format: Low profile
- Assembly: Intern

Tower Pro Micro Servo 9g SG90 360 degree features:
- Operating voltage: 3.0-7.2V
- Speed (4.8V without load): 0.12sec / 60 degrees
- Strength: 1.2kg / 42.3oz (4.8V); 1.6 kg / 56.4oz (6.0V)
- Working temperature: -30 to +60 degrees C
- Cable length: approx. 23cm
- Includes photo accessories and screws
- Dimensions: 22x11.5x27mm

MQ-4 Gas Methane Sensor Module for Arduino features:
- Main chip: MQ-4 methane sensor and comparator LM393
- Working voltage: 5V
- Current: 150mA
- Digital output: TTL 0/1
- Analog output: analog voltage sensing value
- Quick response features:
- Detection concentration:
200ppm- 10000ppm CH4, natural gas
- Adjustable sensitivity with the potentiometer
- Size: 32mm x 20mmx 18mm

Metal disc diameter 25mm with 4 mounting holes for 25T RC MG996R servos
25T metal disc for MG996R servomotors + 4 screws features:

- Material: Aluminum
- Gear teeth: 25T
- 4x M3 mounting holes rotated
- Diameter disc: 25mm
- Includes: 4 fixing screws.

It consists of a 16-character, 2-row display.
The display is compatible with the HD44780 controller.
Ideal for projects with ARDUINO.
You can use it with PIC, AVR, STM32. 16x2 1602 LCD display HD44780 Backlit Blue background features:
- LCD screen , 16 characters and 2 lines
- 5V power supply
- HD44780 compatible controller
- Backlit blue background, white letters
- Include an adjustable contrast pin
- Dimensions (mm): 80 x 36 x 12

Robot arm set 4 DOF acrylic with screws and screwdriver for robotics projects.
100% compatible with Arduino.
Acrylic robot 4 DOF Arm without servo features:
- Type: DIY kit robot arm 4 DOF
- Degree: 4 degrees of freedom
- Material: acrylic
- For: 8 years and above
- Weight: ~ 450 g
- Does not include servos but it is imperative to have 4 micro servos sg90 to be able to mount it
More informations:
1. 4 arm axes with more untrammeled and flexible experience.
2. Most of the pieces are integrated in a perforated way at a time, which is very strong and easy to install.
3. All movement joints are using high quality bearings with good precision.