US-015 Ultrasonic Ranging Sensor Distance Measurement Module
DC 5V / 2cm-400cm
$1.48 FREE
Micro-USB 1A 18650 Lithium Battery Charging Board Charger Module (10-Pack)
10-PACK 5V input / over-discharge / over-current protection
 
(28)
$3.32 FREE
DIY LM358 DC Motor Speed Controller Module Kit
random color
$3.12 FREE
KEYES Lilypad Wearable Button Module (2-Pack)
2-PACK authentic
$1.05 FREE
Microphone Sound Detection Sensor Shield Module for Arduino
digital output + analog output
 
(3)
$2.57 FREE
DHT11 Digital Temperature Humidity Sensor Module for Arduino
detects 20% to 90% relative humidity
 
(7)
$3.68 FREE
2.5" LCD Keypad Shield for Arduino Compatible Duemilanove & LCD
blue backlight / white text
 
(1)
$4.54 FREE
4-Channel AC/DC Relay Module
125V-250V AC / 30V DC / 10A per channel
 
(4)
$4.75 FREE
AC/DC 2-Channel Relay Module
Arduino compatible / 125V~250V AC / 30V DC / 10A per channel
 
(8)
$2.56 FREE
DHT11 1-Wire Single Pin Thermometer/Hygrometer Module
Arduino compatible / 0 to 50'C / 20% to 90% RH
 
(5)
$2.32 FREE
9V 1A Power Adapter
US plug / AC 100~240V
$2.99 FREE
LCD1602 Arduino Compatible LCD Keypad Shield
2*16 character backlit display
 
(9)
$5.06 FREE
2.5" LCD Keypad Shield for Arduino Compatible Duemilanove & LCD
yellow backlight / green text
$4.60 FREE
Expansion Board for Arduino Mega Prototype Proto Shield V3
with mini bread board
 
(3)
$4.03 FREE
Arduino Compatible HC-SR04 Ultrasonic/Sonar Distance Sensor Module
NewPing library compatible
 
(15)
$1.72 FREE