Noticed this when i visited Lidl earlier today.
The box says you can read 4.3m with this ladder.
3-in-1, functions as a stepladder, extension ladder or work platform
4 ladder sections, each with 3 treaded rungs and additional floor struts for extra stability
2 non-slip, weatherproof work platforms included, total size approx. (m): 0.3 x 1.44
Max weight (KG): 150
3 year manufacturer's warranty