You gain a +2 to Charisma and a +1 to Dexterity

You are proficient with your
unarmed strikes, which deal 1d4 piercing and 1d4 necrotic damage or 1d8 slashing damage on a hit.

You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray.

You are able to recover from wounds with horrifying speed, and can even regrow severed body parts. As a bonus action, you may spend a Hit Die to recover hit points. If a part of your body is removed or destroyed (including your head) but you are not killed, you may re-attach the body part as an action.

Vampire Weaknesses. You gain the following flaws:

• Stake to the Heart. You are destroyed if a piercing weapon made of wood is driven into your heart

• Sunlight Hypersensitivity. You take 20 radiant damage when you start your turn in sunlight. While in sunlight, you have disadvantage on attack rolls and ability checks.

You are Vulnerable to Fire and Radiant damage

At 3rd Level, you gain the ability change your form into a bat for 1 minute. While in bat form, you have a walking speed of 5 feet and a flying speed of 30 feet. You are unable to use weapons or cast spells and all the items you had on you are dismissed from existence until you return to your normal form after the duration or if you are knocked unconsious.
once you use this ability you cant use it until you finish a Long or Short rest.

At 5th level, when you drop to 0 hit points outside your resting place, you transform into a cloud of mist instead of falling unconscious, provided that you aren’t in sunlight

You can speak, read and write Common

Your size is Medium.

Your base walking speed is 30 feet.