The spec sheet on the store is confusing. It says : Intensity(Ah) Less than 1.5 Tension (V) 3.6 Amperage (Ah) 0.7 Edit : the box indicate 0.33 Kg, the 0.

The spec sheet on the store is confusing. It says : Intensity(Ah) Less than 1.5 Tension (V) 3.6 Amperage (Ah) 0.7 Edit : the box indicate 0.33 Kg, the 0.5 weight probably include the charger and other parts.