OLatus Expansion Testing Interface Board with Relay, LED, Switch, Buzzer, LDR, Temperature Sensor and TSOP for Micro controller testing and interfacing.
Input Output Testing Board for Arduino 8051 AVR Raspberry Pi
8 Leds and 4 Switches
5V Relay, Buzzer for Output testing
TSOP, LDR and LM35D Temperature Sensor for Input Testing
Potentiometer for Varying Sensitivity.