Emergency backup lamp in case of main power failure

---

Size: 6220px × 4047px
Photo credit: © โทวสิษฐ์ คงทน / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: accessories, applications, background, backup, battery, box, capacity, center, circuit, connection, corridor, dc, device, doors, electric, electrical, electricity, electrode, electronics, emergency, energy, equipment, indoors, industrial, interior, lighting, maintenance, object, power, powerful, protected, rechargeable, rectifier, room, security, service, services, source, standby, storage, supply, support, system, technology, uninterrupted, unit, ups, voltage, wall, white