Using this faucet is easy. Just wave your hand near the touch - free dual sensors to activate the water flow. The battery pack with 4xAA alkaline batteries powers the faucet. Keep an eye on the indicator lights in the spout. If the low - battery light comes on, replace the batteries promptly. When it comes to water supply, connect it to a tempered water source using the tempered line adapter. For maintenance, wipe the faucet regularly with a soft, damp cloth to keep the Brushed Brass PVD finish looking great. Avoid using abrasive cleaners as they can damage the finish. This faucet is designed to be durable and long - lasting, so with proper use and care, it will serve you well for years.