I'm pretty sure that's a black widow.
If the stripe is on its back then it is probably a variation of a velvet ant, it on the belly side, most likely a black widow
black spider with 2 yellow dots on its under side
The type of spider you want to stay away from.
Spiny Orb Weaver
Very
lime spider
Possibly a redback-.. they have a body with a prominent red stripe on the upper side (i.e. the back) of her abdomen. ... The stripe is sometimes broken or looks like small red dots.
black spider with 2 yellow dots on its under side
The type of spider you want to stay away from.
Spiny Orb Weaver
Very
lime spider
It's a garden spider.
Daring Jumping Spider, Its Harmless.
a black widow
if it is a big spider then it is probably the brown rucluse spider. You could search it on google
widow
A kind of spider that has a black body with three orange dots is a daring jumping spider, also known as Phidippus audax. As the spider matures, the spots tend to turn white.