But I am giving it 3-stars because the propeller was deformed from the sloppy packaging and needed to be replaced with the spare.

The propellers are protected if you bump a wall.

The only thing really wrong with that, was that it got too near my dog who was on my lap and the propellers got tangled in his fur

a 2nd propeller breaks!

Because the propellers can't immediately/quickly stop, when I crashed the drone, the propellers would continue to spin and scratch up stuff or fly even deeper into a shelf crack even if I have the controller stick held down for several seconds

Excellent altitude hold and Excellent propellers and the first drone to use micro usb cable to

The propellers are protected if you bump a wall.

They also include extra propellers incase they break with crashes.