Low budget 2in1 for everyday usage

As specified: i need a lowe budget convertible/2in1 with a "long" battery life and an average/good keyboard.
Currently I'm evaluating the purchase of a second hand T100TA-DK023H, found at a price of less 180 euro, in like new conditions.

1) What is your budget?
200 euro (evaluating second had market, too)

2) What size notebook would you prefer?
10"- 12"

6) What are the primary tasks will you be performing with this notebook?
Office and programming usage. No video...

Low budget 2in1 for everyday usage

Low budget 2in1 for everyday usage