The Oakton Hygrothermograph Chart Paper 7-Day 08368-21 is a pack of 100 brand new chart papers designed for data acquisition and logging. The chart paper features a strip shape, making it ideal for recording temperature and humidity readings over a period of 7 days. The Oakton brand ensures reliable performance and quality, making it a trusted choice for businesses and industrial applications requiring precise measurement and inspection. With this product, users can accurately track and analyze environmental conditions for extended periods of time.