Kaiweets km201 digital smart TRMS multimeter Review and Teardown

Received a kaiweets km201 digital smart TRMS multimeter for free for the purpose of the review. Did some testing and show the pro’s and con’s of this multimeter and also did a teardown.
Links and discount codes below.
5% off code: U9IEX443
Date of expiry: 2024-5-31
KM201 multimeter: www.amazon.com/dp/B0CFVK5C8C
5% off code: 4IYYOKEX
Date of expiry: 2024-5-31
HT100s voltage tester: www.amazon.com/dp/B0C2CNC624
15% off code: TG15
(Available sitewide at Kaiweets.com and it never expires.)
KM201 multimeter: kaiweets.com/products/kaiweet...
HT100s voltage tester: kaiweets.com/products/kaiweet...

[@StrawberryKitten]

Can it measure in metric?