NOVELTY - A waste printed circuit board (PCB) metal recycling device has double chamber microbial fuel cell, anode chamber (1), inert conductive anode electrode (2), bipolar membrane separator (3), cathode chamber (4), inert conductive cathode electrode (5), wire (6), resistor (7), iron ion oxidation reactor (15), leaching reactor (20), storage tank (37), drainage tanks (13, 32), connecting pipes (10, 19, 26, 29, 38), and liquid pumps (11, 18, 27, 30, 39).    USE - Waste PCB metal recycling device (claimed).    ADVANTAGE - The device reduces energy consumption and waste, and generates electric energy.    DETAILED DESCRIPTION - A waste printed circuit board (PCB) metal recycling device has double chamber microbial fuel cell, leaching reactor (20), and iron ion oxidation reactor (15). The microbial fuel cell contains inert conductive anode electrode (2), and inert conductive cathode electrode (5) connected to it by wire (6) and resistor (7), bipolar membrane film (3) between both electrodes, cathode chamber (4) connected to iron ion oxidation reactor with drainage pipe (13) and bacteria culture storage tank (37) by pipe (10) and pump (11) and pipe (38) and pump (39), respectively, leaching reactor connected to ion reactor by pipe (19) and pump (18), and anode chamber (1) with drainage pipe (32) connected to ion reactor by pipe (26) and pump (27) and cathode chamber by pump (30) and pipe (29). An INDEPENDENT CLAIM is included for recycling copper which involves setting up waste PCB, enriching boron hydride anode chamber with deoxidized electrochemically active microorganisms, sodium acetate solution, waste biomass, anaerobic sewage, anaerobic digested sludge, or active inoculum sludge, introducing 7 pH phosphate buffer solution in cathode chamber, feeding air for oxygen saturation, observing second resistor output voltage until stable, oxidizing iron (II) ion to iron (III) ion, feeding in leaching reactor, generating copper (II) ion, reducing iron (III) ion to iron (II) ion, and recovering copper.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic diagram of waste PCB metal recycling device.    Anode chamber (1)    Anode electrode (2)    Bipolar membrane film (3)    Cathode chamber (4)    Cathode electrode (5)    Wire (6)    Resistor (7)    Connecting pipe (10, 19, 26, 29, 38)    Liquid pump (11, 18, 27, 30, 39)    Drainage tank (13, 32)    Iron ion oxidation reactor (15)    Storage tank (37)