Features: The inclinometer is made of ABS material, which is durable, wear-resistant and has a long service life. This inclinometer is the perfect accessory for you when you're out sailing. Portable size, easy to carry, convenient to use with other measuring tools to expand the measuring range. Modern marine high-resolution goniometers are mounted on the bulkhead. Specifications: Material: ABS Size: 7 cm / 2.75 inches Specifications: 25-0-25, 45-0-45, 10-0-10 Package includes: 1x Incline Meter Note: Please allow 1-3cm error due to manual measurement. Make sure you don't mind before bidding. Due to differences between different monitors, pictures may not reflect the actual color of the item. Our products are made of environmentally friendly materials, safe and non-toxic, and will not cause harm to the human body. Please read the product manual carefully before purchasing, and use it correctly according to the operation steps. If you encounter any difficulties or problems during use, please contact us in time, we will solve them for you as soon as possible. Your support is the driving force for us to move forward, and we look forward to sharing your experience and experiences with us. For the quality problems or defects of the product itself, we will provide unconditional return or repair service.