What is the operational weight of the Warrior lite?

Warrior lite with lite battery: the operational weight of the Warrior lite with lite battery (i.e. Base Unit, lite battery, and disposable unit) is 0.9Kg. The weight of an additional battery is 450g.

Warrior lite with Extra Power battery: the operational weight of the Warrior lite with Extra Power battery (i.e. Base Unit, Extra Power battery, and disposable unit) is 1.2Kg. The weight of an additional Extra Power battery is 740g.