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15 best arduino under $20.00

We picked 15 arduino from AliExpress with real orders and good reviews. Prices go from $1.88 to $17.99, the average rating is 4.7 stars and the most popular one has 7.8k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1New Electronics Components Basic Starter Kit for Arduino UNO MEGA2560 Raspberry Pi with LE-78%New Electronics Components Basic Starter Kit for Arduino UNO MEGA2560 Raspberry Pi with LED Buzzer Capacitor$3.05 $13.65★ 4.8 · 7.8k soldView on AliExpress →
  2. 2830Pcs/Box DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Co-63%830Pcs/Box DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Component Set With$12.40 $33.24★ 4.7 · 4.7k soldView on AliExpress →
  3. 345 in 1 Sensors Modules and 16 Kinds Starter Kit For Arduino Raspberry Pi , Better Than 37-57%45 in 1 Sensors Modules and 16 Kinds Starter Kit For Arduino Raspberry Pi , Better Than 37 in 1 With Box DIY$16.98 $39.45★ 4.9 · 2.7k soldView on AliExpress →
  4. 445 Kinds in 1 Sensors Modules Starter Kit For Arduino Raspberry Pi , Better Than 37 Kinds -64%45 Kinds in 1 Sensors Modules Starter Kit For Arduino Raspberry Pi , Better Than 37 Kinds in 1 KIT With Box$11.49 $32.26★ 4.9 · 2.2k soldView on AliExpress →
  5. 545 in 1 Sensors Modules 16 Kinds Starter Kit For Arduino Raspberry Pi , Better Than 37 in -60%45 in 1 Sensors Modules 16 Kinds Starter Kit For Arduino Raspberry Pi , Better Than 37 in 1 With Box DIY UNO$12.13 $30.26★ 4.6 · 847 soldView on AliExpress →
  6. 6DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Component Set-75%DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Component Set With Box 830$12.74 $51.40★ 4.7 · 660 soldView on AliExpress →
  7. 7Black ABS Plastic Case Acrylic Shell Transparent Box for Arduino (Doesn't Include UNO R3)-67%Black ABS Plastic Case Acrylic Shell Transparent Box for Arduino (Doesn't Include UNO R3)$1.88 $5.70★ 4.8 · 376 soldView on AliExpress →
  8. 8830Pcs/Box DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Co-67%830Pcs/Box DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Component Set With$16.06 $48.53★ 4.7 · 161 soldView on AliExpress →
  9. 9Starter Kit R3 Mini Breadboard LED Jumper Wire Button For Arduino Diy-10%Starter Kit R3 Mini Breadboard LED Jumper Wire Button For Arduino Diy$3.63 $4.03★ 4.7 · 116 soldView on AliExpress →
  10. 101/3/5/10PCS DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module DS3231SN 3.3V/51/3/5/10PCS DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module DS3231SN 3.3V/5V for Arduino$3.45★ 4.5 · 53 soldView on AliExpress →
  11. 1145 in 1 Sensors Modules Starter Kit for arduino, better than 37in1 sensor kit 37 in 1 Sens-53%45 in 1 Sensors Modules Starter Kit for arduino, better than 37in1 sensor kit 37 in 1 Sensor Kit whit box$16.91 $36.01★ 4.9 · 34 soldView on AliExpress →
  12. 12DIY Project Starter Kit For Arduino Kit Electronic DIY Kit Electronic Component Set With BDIY Project Starter Kit For Arduino Kit Electronic DIY Kit Electronic Component Set With Box 830 Tie-points$17.99★ 4.6 · 28 soldView on AliExpress →
  13. 1345 in 1 Sensors Modules 16 Kinds Starter Kit For Arduino Raspberry Pi , Better Than 37 in -6%45 in 1 Sensors Modules 16 Kinds Starter Kit For Arduino Raspberry Pi , Better Than 37 in 1 With Box DIY UNO$8.89 $9.45★ 4.8 · 19 soldView on AliExpress →
  14. 14DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Component Set-29%DIY Project Starter Kit For Arduino UNO R3 Kit Electronic DIY Kit Electronic Component Set With Box 830$16.92 $23.76★ 4.8 · 17 soldView on AliExpress →
  15. 15Electronic DIY Starter Kit For arduino R3 board Mini Breadboard LED Jumper Wire Button For-52%Electronic DIY Starter Kit For arduino R3 board Mini Breadboard LED Jumper Wire Button For Arduino Diy Kit$5.74 $11.95★ 4.5 · 14 soldView on AliExpress →

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