Below are the features • Low noise / vibration • Staple up to 1/4″ of denser / harder materials • Staple up to 80 sheets of paper • Adjustable stapling depth up to 2″ (50mm) • Reload indicator light shows when staples are about to run out • Optional power adaptor, foot pedal and work table For more info visit @ https://printfinish.com/shop/staplers/professional-electric-stapler-rapid-5080e/