2 X 20A range Current Sensor ACS712 Module

Diymall Voltage Sensor Dc0-25v for Arduino with Code(pack of 2pcs)

2 X 30A range Current Sensor ACS712 Module

WINGONEER 5PCS KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for arduino Relay

Electrical Parts 2 X 5A Range Current Sensor Module ACS712

Elegoo EL-CB-001 UNO R3 Board ATmega328P ATMEGA16U2 with USB Cable for Arduino

ELEGOO for Arduino Nano V3.0, Nano Board CH340/ATmega328P Without USB Cable, Compatible with Arduino Nano V3.0 (Nano x 3 Without Cable)

SunFounder Mega 2560 R3 ATmega2560-16AU Board Compatible with Arduino

Elegoo EL-CB-003 MEGA 2560 R3 Board ATmega2560 ATMEGA16U2 + USB Cable for Arduino

Arducam 1602 16x2 LCD Display Module Based on HD44780 Controller Character White on Blue with Backlight for Arduino

SunFounder IIC I2C TWI Serial 2004 20x4 LCD Module Shield for Arduino Uno Mega2560