Its standard weapons are a flamer and built in rotary saw.

Invaders will stop in each room and wait for it to catch up.

A Mister Handy will follow invaders to fight them in every room on its floor.

They do not trigger dwellers to gain levels or complete training levels. Responding to incidents is not optional but a Mister Handy can be dragged away temporarily.

In the vault, a Mister Handy defaults to collecting resources but can be instructed not to.

Handy is 'full' it will return to the vault. Handy can collect/carry a maximum of 5,000 caps once a Mr. They do not collect weapons or outfits and they avoid all fights.

Mister Handies in the wasteland collect only caps.

A maximum number of five Mister Handies can be collecting caps in the wasteland simultaneously.

Only one Mister Handy may be placed per floor in a vault.

Mister Handy boxes can also be obtained through objectives as a reward. Mister Handies can be found as a legendary rarity card in lunchboxes and also can be purchased directly in Mister Handy boxes (which function like single-card lunchboxes at the same price as a five-card lunchbox) or in one of the starter packs. Also, Mister Handies can be sent into the wasteland to gather caps. It will move around on a single floor of the vault collecting resources and defending that floor from incidents. The Mister Handy is a robotic assistant to the overseer of the vault.

Fallout 4 mr handy