db.items.insertMany([
{type: 'Camera', color: 'Red', price: 120},
{type: 'Laptop', color: 'White', price: 400},
{type:'Laptop', color: 'Black', price: 600},
{type:'Camera', color: 'Silver', price: 200},
{type:'Microphone', color: 'Black', price: 200},
{type:'Mouse', color: 'White', price: 50},
{type:'Monitor', color: 'White', price: 50},
])