Please capitalize where necessary: for adjustment of the handle to the work situation and body height, the handles can be individually adjusted from 210 to 390 cm in 26 cm steps.
A: For adjustment of the handle to the work situation and body height, the handles can be individually adjusted from 210 to 390 cm in 26 cm steps.

Please capitalize where necessary: the tea-pot was standing on the table, but no elder tree was growing out of it! and the old man, who had been talking, was just on the point of going out at the door, and he did go.
A: The tea-pot was standing on the table, but no Elder Tree was growing out of it! And the old man, who had been talking, was just on the point of going out at the door, and he did go.

Please capitalize where necessary: 2. for this purpose, the child shall in particular be provided the opportunity to be heard in any judicial and administrative proceedings affecting the child, either directly, or through a representative or an appropriate body, in a manner consistent with the procedural rules of national law.
A: 2. For this purpose, the child shall in particular be provided the opportunity to be heard in any judicial and administrative proceedings affecting the child, either directly, or through a representative or an appropriate body, in a manner consistent with the procedural rules of national law.

Please capitalize where necessary: source for led day light lamp
A:
Source for led day light lamp