---
product_id: 619714260
title: "8.5W Emergency LED Bulb | Backup Lamp | Inverter Bulb for home, with upto 4 Hours battery back up | Over charging Protection | BMS Technology | Cool Day Light (6500K) | Pack of 1"
brand: "crompton"
price: "$8.54"
currency: USD
in_stock: true
reviews_count: 8
category: "Crompton"
url: https://www.desertcart.us/products/619714260-8-5w-emergency-led-bulb-backup-lamp-inverter-bulb-home
store_origin: US
region: United States of America
---

# 8.5W energy efficient 4H backup power BMS & surge protection 8.5W Emergency LED Bulb | Backup Lamp | Inverter Bulb for home, with upto 4 Hours battery back up | Over charging Protection | BMS Technology | Cool Day Light (6500K) | Pack of 1

**Brand:** crompton
**Price:** $8.54
**Availability:** ✅ In Stock

## Summary

> 💡 Stay lit, stay ahead — never miss a moment in the dark!

## Quick Answers

- **What is this?** 8.5W Emergency LED Bulb | Backup Lamp | Inverter Bulb for home, with upto 4 Hours battery back up | Over charging Protection | BMS Technology | Cool Day Light (6500K) | Pack of 1 by crompton
- **How much does it cost?** $8.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/619714260-8-5w-emergency-led-bulb-backup-lamp-inverter-bulb-home)

## Best For

- crompton enthusiasts

## Why This Product

- Trusted crompton brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power-Safe Design:** Built-in overcharge, deep discharge & short circuit protection for ultimate durability.
- • **Smart Battery Tech:** Advanced Lithium-ion battery with BMS ensures longer life and zero overcharge worries.
- • **Uninterrupted Glow:** Up to 4 hours of seamless backup lighting keeps your space bright when it matters most.
- • **Cool Daylight Ambiance:** 6500K crisp white light creates a refreshing, professional environment anytime.
- • **Plug & Play Reliability:** Auto-on during power cuts with standard B22D base—effortless upgrade for your home.

## Overview

The Crompton 8.5W Emergency LED Bulb delivers up to 4 hours of reliable backup lighting powered by a durable lithium-ion battery with advanced Battery Management System (BMS) technology. Featuring 6500K cool daylight output at 800 lumens, it ensures bright, energy-efficient illumination with built-in protections against overcharging, deep discharge, and short circuits. Designed for seamless automatic operation during power outages, this robust inverter-compatible bulb is a smart, stylish essential for modern homes.

## Description

Product Description Up to 4 Hours Back Up The Backup Lamp provides up to 4 hours of glitch-free lighting during a power cut-off. It provides light output automatically during a power cut if the switch remains ON. Li-On Battery Crompton 8.5 Watt Backup Lamp has a lithium-ion battery which ensures up to 4 hours of backup light. The lithium-ion battery being used has a longer product life compared to normal ones. Protection Shield The Backup lamp has all-round protection of overcharge, deep discharge, and short circuit protection. This makes the lamp more robust and durable, ensuring its longevity. BMS Technology The Back Lamp has an in-built battery management system. It protects the battery from overcharging, over discharging, and overheating and helps enhance the battery's life.

Review: Product that I expected - Good product
Review: Emergency bulbs - Well the bulbs are good and I need to order more 12 pcs

## Features

- Upto 4 Hours of Backup Light.
- Lighium-ion Battery for Longer Life.
- Overcharge, Deep Discharge and Short Circuit Protection.
- Battery Management System for Enhancing Battery Life.
- Rated Backup Mode: upto 50% of Normal Mode.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CTH393RZ |
| Accepted Voltage Frequency | 100 to 240 Volts and 50 Hertz to 60 Hertz |
| Additional Features | BMS Technology, LED Burning Hours 25.000, No UV/IR, Surge Protection Upto 4kV, Voltage Protection 440V |
| Best Sellers Rank | #1,472 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #36 in LED Bulbs |
| Brand | Crompton |
| Brand Name | Crompton |
| Bulb Base | B22D |
| Bulb Shape Size | A15 |
| Color Rendering Index | 50.0 |
| Color Temperature | 6500 Kelvin |
| Colour | White |
| Control Method | App |
| Controller Type | Push Button |
| Country of Publication | India |
| Customer Reviews | 3.8 out of 5 stars 1,427 Reviews |
| Included Components | 1 Backup Lamp |
| Indoor Outdoor Usage | Indoor |
| Item Dimensions W x H | 6.2W x 12.5H Centimeters |
| Item Type Name | Backup Lamp |
| Item Weight | 0.07 Kilograms |
| Light Color | White |
| Light Output Maximum | 800 Lumens |
| Light Source Type | LED |
| Light Source Wattage | 8.5 Watts |
| Light Type | LED |
| Manufacturer | Crompton Greaves Consumer Electricals Limited, Crompton Greaves Consumer Electricals Ltd, 05GBD, Godrej Business District, Pirojshanagar, Vikhroli (West), Mumbai, Maharashtra - 400079 |
| Manufacturer Contact Information | Crompton Greaves Consumer Electricals Ltd, 05GBD, Godrej Business District, Pirojshanagar, Vikhroli (West), Mumbai, Maharashtra - 400079 |
| Manufacturer Part Number | LED8.5WDFINVCDL |
| Material Type | Plastic |
| Model Name | Backup Lamp |
| Model Number | Backup Lamp |
| Number of Items | 1 |
| Packer Contact Information | Crompton Greaves Consumer Electricals Ltd, 05GBD, Godrej Business District, Pirojshanagar, Vikhroli (West), Mumbai, Maharashtra - 400079 |
| Power Consumption | 8.5 Watts |
| Power Source Type | AC/DC |
| Shape | Globe(G) |
| Smart Home Compatibility | Not Smart Home Compatible |
| Special Feature | BMS Technology, LED Burning Hours 25.000, No UV/IR, Surge Protection Upto 4kV, Voltage Protection 440V Special Feature BMS Technology, LED Burning Hours 25.000, No UV/IR, Surge Protection Upto 4kV, Voltage Protection 440V See more |
| Style Name | Modern |
| Unit Count | 1.00 Count |
| Voltage | 230 Volts |
| Wattage | 8.5 Watts |
| White Brightness | 800 Lumens |

## Product Details

- **Brand:** Crompton
- **Bulb Base:** B22D
- **Bulb Shape Size:** A15
- **Colour Temperature:** 6500 Kelvin
- **Light Colour:** White
- **Light Type:** LED
- **Net Quantity:** 1.00 Count
- **Voltage:** 230 Volts
- **Wattage:** 8.5 Watts

## Images

![8.5W Emergency LED Bulb | Backup Lamp | Inverter Bulb for home, with upto 4 Hours battery back up | Over charging Protection | BMS Technology | Cool Day Light (6500K) | Pack of 1 - Image 1](https://m.media-amazon.com/images/I/61WagcyYDKL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Product that I expected
*by L***J on 26 June 2026*

Good product

### ⭐⭐⭐⭐ Emergency bulbs
*by M***O on 30 May 2026*

Well the bulbs are good and I need to order more 12 pcs

### ⭐⭐⭐⭐⭐ best product must buy
*by S***I on 4 June 2026*

It is best product power backup also good

## Frequently Bought Together

- Crompton 8.5W Emergency LED Bulb | Backup Lamp | Inverter Bulb for home, with upto 4 Hours battery back up | Over charging Protection | BMS Technology | Cool Day Light (6500K) | Pack of 1
- Bajaj iLED 8.5W Rechargeable Emergency Inverter LED Bulb | Cool Day Light | Upto 4 Hours Battery | B22D | (Pack of 1, White)
- Bajaj LEDZ 12W Rechargeable Emergency Inverter LED Bulb | Cool Day Light | Upto 4 Hours Battery | B22D | 1 Year - Warranty (Pack of 1, White)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-15*