2 Channel 5V Relay Module With Low Level Trigger, Can Be Controlled By Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic The teacher manual includes tips

The teacher manual includes tips on organizing the lab demonstration

DCV Range: 200mV/2V/20V/200V/1000V

Replacement parachutes for use with Estes model rocket kits

The Official Arduino Starter Kit includes: Arduino Uno R3

2 Channel 5V Relay Module With Low Level Trigger, Can Be Controlled By Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic The teacher manual includes tipsThis is a 5V 2 Channel Relay interface board. It can be used to control various appliances and other equipment with large current. It can be controlled directly by Micro controller (Raspberry Pi, Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic). Specifications: 5V, 2 Channel Relay Interface Board Equipped with high current relay AC250V 10A ; DC30V 10A Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR,