⋅ Made in china
⋅ Manufactured by Energizer batteries- consumables
⋅ Product type: Energizer Ultimate 9 Volt Batteries
⋅ Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire
⋅ Protects during a power failure - smoke alarm operates on a 10-year, sealed, lithium battery
⋅ Smoke detector with voice alert modes & LED lights that pulse for power, smoke or fire detection, & low battery
⋅ Low battery warning feature indicates when the battery needs replacement
⋅ UL Certified, 10-year limited warranty