The KIDDE Pro Series Direct Wire 120V Smoke & CO Voice Alarm with Battery Backup is a reliable and essential addition to any home security system. This unit features a 10-year manufacturer warranty and includes a battery backup for added peace of mind. With both battery and hardwired power sources, this alarm ensures continuous protection against smoke and carbon monoxide hazards. The white color and sleek design make it a seamless addition to any home decor. Ideal for any homeowner looking to enhance their safety measures, this Smoke & CO Alarm is a must-have for every household.