Bhaktapur Day trip will start from morning 9: am after your breakfast. Then Drive to Bhaktapur its 14 km away from Kathmandu and normally takes 30/40 minutes to get there. Then in Bhaktapur Durbar Square you'll explore the famous sites like;
55 windows Palace,
Nyatapol (5 story Temple),
bhairab Temple etc.
After you finished exploring Bhaktapur you can even take lunch (which's not included in the package) over there or later in the Hotel. Within 4 hour trip you'll get chance to see the monuments and know the ancient art and History of Bhaktapur. Bhaktapur is also popular for yogurt called JuJu Dhau (local name) you can taste the local typical curd even.
You'll be picking up from your hotel (Thamel) and will drop you to the Hotel.