Sonam Velani and Yan Sim plug in a battery from Every Electric to power an air conditioner as part of a pilot program with the city's energy company Con Edison to reduce pressure on the electrical grid Monday, April 27, 2026, in the Brooklyn borough of New York. (AP Photo/Alyssa Goodman)

Sonam Velani and Yan Sim plug unbox a battery from Every Electric to power an air conditioner as part of a pilot program with the city's energy company Con Edison to reduce pressure on the electrical grid Monday, April 27, 2026, in the Brooklyn borough of New York. (AP Photo/Alyssa Goodman)

Sonam Velani hooks up a battery from Every Electric to power an air conditioner as part of a pilot program with the city's energy company Con Edison to reduce pressure on the electrical grid Monday, April 27, 2026, in the Brooklyn borough of New York. (AP Photo/Alyssa Goodman)

Sonam Velani shows an app that is used to plug in a battery from Every Electric to power an air conditioner as part of a pilot program with the city's energy company Con Edison to reduce pressure on the electrical grid Monday, April 27, 2026, in the Brooklyn borough of New York. (AP Photo/Alyssa Goodman)

A battery from Every Electric to power an air conditioner as part of a pilot program with the city's energy company Con Edison to reduce pressure on the electrical grid sits on an apartment floor Monday, April 27, 2026, in the Brooklyn borough of New York. (AP Photo/Alyssa Goodman)