Paper shredder safety standards p 1 t 2 cut type strip cut cutting width 72 mm sheet capacity 80gm 5 sheets shredding capacity 70gm 6 sheets waste capacity 10 litre shredding capability paper noise level 68 dba functions reverse function overheating protection auto start stop series rexel alpha feed opening 222 mm power consumption 100 watt cutting speed 3 mmin security level 1 weight 35 kg