Elegoo Upgraded 37 In 1 Sensor Modules Kit With Tutorial Compatible With Arduino Product Details ELEGOO Upgraded 37 sensor modules kit is the most useful and highest cost performance sensor kit in market. It is 100% suitable for beginners. And it is also 100% compatible with STM32. But if you want to use it with STM32, you may find the tutorial by yourself. We only offer the tutorial in our CD. The kit has only sensor modules, if you want to use it, you will need the wires and controller boards. Warning Tip: The input voltage of Elegoo Power Supply Module is 6. 5v - 9v (DC) via 5. 5mm x 2. 1mm plug . Please DO NOT over charge it otherwise it will burn your board and chips. Component listing: 1 x Joystick Module 1 x Relay Module 1 x Rotary Encoder Module 1 x DS-1307 RTC Module 1 x Ultrasonic Sensor Module 1 x HC-SR501 PIR sensor Module 1 x Flame Sensor Module 1 x Linear Hall Module 1 x Metal Touch Module 1 x Digital Temperature Module 1 x Big Sound Module 1 x Small Sound Module 1 x RGB LED Module 1 x SMD RGB Module 1 x Two-tone Color Module 1 x 7 Color Flash Module 1 x Laser Emit Module 1 x Shake Module 1 x IR Receiver Module 1 x IR Emission Module 1 x Tilt Switch Module 1 x Button Module 1 x Active Buzzer Module 1 x Passive Buzzer Module 1 x 18B20 temp Module 1 x Photo-resistor Module 1 x Temperature and Humidity Module 1 x GY-521 Module 1 x Photo-interrupter Module 1 x Tap Module 1 x Membrane Switch Module 1 x Avoidance Module 1 x Tracking Module 1 x Magnetic Spring Module 1 x Water Lever Sensor 1 x Power Supply Module 1 x LCD1602 Module (with pin header) Unleash Your Inner Maker with Our Upgraded Sensor Modules Kit - Packed with 37 essential components for your arduino projects! Say Goodbye to Useless Modules - Our kit includes only the best, like the GY-521 accelerometer, LCD1602 screen, and DS1307 real time clock module, etc! Learn with Ease - Our upgraded tutorial is designed specifically for UNO R3, MEGA R3, and NANO - Plus, we've included a CD and listing paper for your convenience! 100% Compatible with Arduino Official IDE and STM32 - So You Can Get Started Right Away! Perfect for Beginners and Pros Alike - Just remember, basic electronic knowledge is required, but we're here to help you every step of the way! Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.