Description High-quality materials all mechanical timers are made of high-quality ABS material, which is safe, , no peculiar smell, drop and wear , and durable. Specifications: 1 mechanical timer in the shape of a hamburger, 7.5 cm (2.95 inches) in diameter and 4.5 cm (1.77 inches) in height. There are four different colors for you to choose from. You can choose different colors according to your preferences. use Rotate clockwise to 55, and then turn to the time scale you need. The timer will when the time is up. Special attention: The timer has been equipped with an anti-twist device, do not directly go from 0 Start to reverse violent rotation, which will cause damage to the timer. Precise and accurate: The hamburger-shaped mechanical timer has a clean dial, which can provide accurate timing and can be used in a variety of different scenarios. This timer will remind you what to do at any time. Specifications: Colors include: Pastel Yellow, Velvet Red, Crimson, Sakura Pink Material: ABS Size: 7.5*4.5*7.5cm Package includes: 1pc*Pruning Shears Notes: Due to the lighting effects and angles, the color of the item and that shown in the picture might have a nuance. Due to manual measurement, there might be a tolerance in the product size.