Paper shredder safety standards p 3 t 3 cut type cross cut cutting width 4 mm particle length 50 mm shredding capacity 70gm 10 sheets waste capacity 19 litre shredding capabilities paper staples and paper clips credit cards noise level 62 dba functions auto start stop reverse function safety shutdown series fellowes powershred feed opening 230 mm cutting speed 3 mmin security level 3 maximum operating time 8 minutes colour black height