2,500 mAh, external auxiliary battery. Inside LED light and body especially designed for laser printing, illuminating the logo. Charging indicator, with USB output and micro USB input -cable included-. Wide printing area and presented in an attractive, individual design box. The capacities shown in all our external auxiliary batteries are real, all of them incorporating non-recycled, grade A batteries, with a service life of at least 500 charging cycles, and complying with CE regulations. In add