I've only used it a few times, and it's been stored indoors since then. This stepper has a height adjustment function, which is convenient when you get used to it and want to increase the load! The box and instruction manual are not included, only the main unit. Item: NICEDAY / NICEDAY Health Stepper with Counter for General Household Use Exercise Compact Shop Japan Model Number: ND-1R Size: Width 43.0 x Depth 45.5 x Height 20.0 cm Weight: 7 kg Color: Red Product Description: - The hydraulic cylinder provides a smooth movement and absorbs the impact of landing, reducing the burden on your legs and knees! - Gentle on the knees because there is less impact from landing on the ground, like walking or jogging. - Safe for those who are not confident in exercising. - You can exercise at home regardless of the weather. - You can exercise if you have a space of 50 cm square or more (one cushion) around you. (Minimum space) - Exercise time and number of steps are easily visible with the exercise counter. It's easy to see your exercise progress and helps you achieve your goals. - The height of the pedals can be adjusted with the height adjustment knob! Batteries are consumables. Please relieve your lack of exercise in a cool room with air conditioning during the hot summer. The main unit will be wrapped in cushioning material and shipped in a cardboard box. Thank you for viewing.