??With this 37 in 1 ultimate package £¬ you can do almost all the experiment you can think of for Arduino£¬ never need to worry about you don't have proper materials again.

Features:
Small size£¬ high power£¬ high efficiency£¬ easy to use.
It do save you a lot of time.
You just need to focus on your project and make experiment for Arduino.
Be more creative£¬ and make some amazing product.
Includes 37 basic components and sensors.
Compatible for Arduino£¬ high quality modules.

Specifications:
Color: Black + Red
Item Size: Approx.4 * 2.5 * 3cm / 1.6 * 1.0 * 1.2in (One Module)
Item Weight: Approx. 10g / 0.3oz (One Module)
Package Size: 27 * 17 * 4.5cm / 10.6 * 6.7 * 1.8in
Package Weight: 390g / 13.8oz

Package List:
1 * Passive Buzzer Module
1 * Common-cathode Red !#!amp!*! Green LED Module
1 * Knock Sensor Module
1 * Shock-switch Sensor Module
1 * Photo Resistor Sensor Module
1 * Push Button Module
1 * Tilt-switch Module
1 * RGB LED Module
1 * Infrared-transmit Module
1 * SMD RGB Module
1 * Hydrargyrum-switch Sensor Module
1 * Two-color Commoncathode LED Module
1 * Active Buzzer Module
1 * Analog-temperature Sensor Module
1 * Colorful Auto-flash Module
1 * Magnet-ring Sensor Module
1 * Hall Sensor Module
1 * Infrared-receive Sensor Module
1 * Analogy-Hall Sensor Module
2 * Magic-ring Module
1 * Rotate-encode Module
1 * Light Break Sensor Module
1 * Finger-pulse Sensor Module
1 * Magnetic Spring Module
1 * Obstacle Avoidance Sensor Module
1 * Tracking Sensor Module
1 * Microphone Sensor Module
1 * Laser-transmit Module
1 * Relay Module
1 * 18b20 Temperature Sensor Module
1 * Digital-Temperature Sensor Module
1 * Linear-Hall Sensor Module
1 * Flame Sensor Module
1 * High-sensitive Voice Sensor Module
1 * Humiture Sensor Module
1 * Joystick PS2 Module
1 * Touch Sensor Module