Electric Power Generation Hydrogen Fuel Reversible Cell. Specifications Generation Module Contact Area:25*25mm Generation Voltage:0V-0.9v Weight:62g Use Steps Block the Lower Air Outlets on Both Sides. The Upper Air Outlets on Both Sides Are Connected to the Gas Device with Conduit. Connect the Positive and Negative Electrodes of the Battery into O2 and H2 Respectively. Open the Lower Air Outlet on the Plug to Drain the Air in the Battery. Turn on the Load. Precautions for Use There Are Two Air Outlets on Both Sides of the Battery. The Positive Electrode of the Battery is Connected with Oxygen and the Negative Electrode is Connected with Hydrogen. Short Circuit Operation for a Long Time is Not Allowed. Do Not Apply Voltage to the Battery Voltage Output. Store in Self Sealing Bag After Use. Reversible Module (Reversible Fuel Cell) Electrolytic Area: 25*25mm Power Generation Area: 25*25mm Electrolytic Voltage: 1.5v-3.0V Start-point Voltage: 0.5V-0.9V Hydrogen Production Rate: 8ml (1A) Oxygen Production Rate: 4ml (1A) Use Steps of Electrolytic Water Add Water to Both Sides of the Battery, and the Water Level Can Reach the Lower Part of the Upper Air Outlet. Block the Lower Air Outlets on Both Sides. Connect the Upper Air Outlets on Both Sides to the Gas Collection Device with Conduit. Turn on the DC Power and Start Electrolysis of Hydrogen and Oxygen. Power Generation Step Block the Lower Air Outlets on Both Sides. The Upper Air Outlets on Both Sides Are Connected to the Gas Device with Conduit. Connect the Positive and Negative Electrodes of the Battery into O2 and H2 Respectively. Open the Lower Air Outlet on the Plug to Drain the Air in the Battery. Turn on the Load. Hydrogen Cell Stack (Hydrogen Produced by Negative Electrode and Oxygen Produced by Positive Electrode) Electrolytic Area: 25mm * 25MM Electrolytic Voltage: 1.5V - 2.4V Hydrogen Production Speed: 5ml (1min1a) Oxygen Production Rate: 2.5ml 1min1A Precautions for Use Try to Use Deionized Water. Do Not Connect the Positive and Negative Poles of the Battery Reversely. The Applied Voltage Shall Not Exceed 3V. There Are Two Air Outlets at Both Ends of the Electrolytic Cell. The Positive Electrode of the Battery Produces Oxygen and the Negative Electrode Produces Hydrogen. Package List Generation Module 1 * Fuel Cell Electric Power Generation Module Reversible Module 1 * Fuel Cell Electric Power Generation Module Hydrogen Cell Stack 1 * Hydrogen Fuel Cell Stack . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.