OfficialParts Specialist Since 2016 Trusted by 120,3390and European drivers, explore our certified accessories collection directly from the seller profile. Features: High quality for professional use A wonderful replacement for broken or old one, ensures long lifetime and better work performance There are 2 air inlets/outlets at the negative electrode of the fuel cell, the upper is air inlet and the lower is air outlet The anode is connected to hydrogen, and the cathode is connected to the air in the atmosphere No short-circuit operation, no external voltage across the fuel cell voltage Long-time operation, the positive and negative electrodes will produce liquid water, you can use an air compressor or syringe to remove it with pressure Specification: Electrode Material: Monolithic MEA Size: 56.8 x 30 x 46.5mm Weight: about 63 g Power Generation Area: 25mm x 25mm Voltage Range: 0V- 0.95V Current: 1.0A-0.6V (25C) Anode Fuel: 99.99% Hydrogen Cathode Fuel: Air In The Atmosphere Package Includes: 1 x Power Generation Module