442 | C1 Faucet collections · Installation L20-E Installation, use and maintenance 3.4. BATTERIES REPLACEMENT 1 LR6/1.5V/AA ×4 2 3 4x1.5V LR6AA ALKALINE ×4 In battery powered models, the red LED ashes intermittently to show when batteries need to be changed; several days are still remaining for battery replacement. + -- +- + + -