Описать класс "Мониторы"

#include <iostream>
#include <cstring>
#include <conio.h>
#include <locale.h>
using namespace std;
 
class Monitors
{
float diagonal;
int warranty_period;
string name;
public:
void getAll(void);
    Monitors(void);
    Monitors(float dia, int warr);
    ~Monitors(void);
};
Monitors::Monitors(void)
{
diagonal = 23;
warranty_period = 24;
name = "ASUS";
}
Monitors::Monitors(float dia, int warr)
{
diagonal = dia;
warranty_period = warr;
name = "DELL";
}
void Monitors::getAll(void)
{
cout<<"Monitor information:"<<endl;
cout<<"Diagonal: "<<diagonal<<endl;
cout<<"Warranty period: "<<warranty_period<<endl;
cout<<"Name: "<<name<<endl;
}
Monitors::~Monitors(void)
    {
cout<<"Object was success fully deleted!"<<endl;
}
 
int main(void)
{
    setlocale(LC_ALL, "rus");
    Monitors.standart monitors;
    standart.monitors.getAll();
    Monitors specialmonitors(23.8, 25);
    specialmonitors.getAll();
    getch();
    return 0;
}

Monitors (const Monitors &M)
{
diagonal = m.diagonal;
warranity_period = m.warranity_period;
name = m.name;
}