E27 Emergency LED Bulb | Built-In 18650 Battery AC85–265V

Stay Lit When the Power Goes Out

The SHINEKNOT E27 Emergency LED Bulb is a smart, multi-functional lighting solution designed to keep your home or workspace illuminated during unexpected power outages. With dual built-in 18650 rechargeable lithium batteries, this bulb automatically switches on when mains power is interrupted — giving you instant, reliable light without any manual action required. Made in Mainland China.

Why You'll Love This Emergency Bulb

• Automatic Emergency Activation: Detects power loss and switches on instantly — no flipping switches in the dark.
• 3-in-1 Versatility: Use it as a regular household bulb, activate it manually via the switch for emergency lighting, or remove it entirely as a portable handheld torch.
• Dual 18650 Lithium Batteries Included: Long-lasting rechargeable cells built right in — no separate charger needed. Recharges automatically when mains power is restored.
• Wide Voltage Compatibility: Works seamlessly on AC 85–265V / 50–60Hz, making it compatible with homes and offices worldwide.
• Standard E27 Screw Base: Fits most standard light fixtures — no adapters or rewiring required.
• Energy-Efficient LED Technology: Bright, clear illumination using efficient LED light source with luminous output up to 2000+ lumens.
• PC Body Material: Durable polycarbonate housing resists impact and heat.
• 3-Year Warranty: Backed by a 3-year manufacturer's warranty for peace of mind.
• Multi-Certified: CE, FCC, RoHS, UL, SAA, and more — meets rigorous international safety and quality standards.

Technical Specifications

• Base Type: E27
• Input Voltage: AC 85–265V / 50–60Hz
• Light Source: LED
• Battery: 2 × 18650 Lithium (built-in, rechargeable)
• Body Material: PC (Polycarbonate)
• Dimmable: No
• Power Source: Mains + Rechargeable Battery Backup
• Certifications: CE, FCC, RoHS, UL, SAA, GS, LVD, EMC, CQC, PSE, VDE
• Warranty: 3 Years
• Country of Origin: Made in Mainland China

Perfect For

• Home power outage preparedness
• Hallways, stairwells, and utility rooms
• Camping, caravanning, and outdoor use
• Offices, workshops, and garages
• Emergency preparedness kits

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For guidance on home emergency preparedness, visit Ready.gov – Emergency Supply Kit.

Frequently Asked Questions

Q: How does the E27 emergency LED bulb work during a power outage?

A: The bulb operates normally from mains power under everyday conditions. When it detects a power interruption, the built-in 18650 lithium batteries automatically take over, keeping the bulb illuminated without any action needed from you. Once mains power is restored, the batteries recharge automatically.

Q: Can I use this emergency bulb as a portable torch?

A: Yes! One of the key features of this bulb is its removable design. You can unscrew it from the fixture and use it as a handheld portable light source during emergencies, making it a truly versatile 3-in-1 lighting tool.

Q: Is this bulb compatible with my existing light fixtures?

A: The bulb uses a standard E27 screw base, which is one of the most common fitting types used worldwide. It is compatible with AC 85–265V / 50–60Hz power supplies, making it suitable for use in most countries and standard household lamp sockets.

Q: How long do the batteries last on a single charge?

A: Battery runtime will depend on usage and the specific power variant, but the dual 18650 lithium cells provide a meaningful backup duration suitable for typical outage scenarios. The batteries recharge automatically whenever the bulb is connected to mains power.