คุณลักษณะ

• One machine can be used in two ways, 'sleeper board' and work chair.
• Work chair.
• When you are a creeper, it is best to work while lying down, such as under a car.
• With a roller seat, you can move freely and work while sitting is easy.
• Ideal for working while lying down, such as under a car, or while sitting in a comfortable position with free movement.