An injection device includes a housing； a container holder configured for accommodating a medicament container and having a needle attached to one end thereof and a stopper sealingly and slidably arranged inside the medicament container at the other end thereof； a drive unit, including a plunger rod, a plunger driver, and a first energy accumulating member operationally associated with the plunger driver； and an injection indication mechanism, including a tactile signaling element and a drive mechanism for driving the tactile signaling member, the drive mechanism being coupled to the plunger driver.
