If you're thinking of getting this kitchen faucet handle... you may be curious what happens when the battery runs out. When it does run out.. the faucet just acts like a normal faucet head.. where you pull the lever to turn it on.. and push it back in to turn off. Motion Activated Single-Handle Pull-Down Sprayer Kitchen Faucet in Brushed Nickel By Flow https://www.homedepot.com/pep/FLOW-Mo...