---
product_id: 260441733
title: "Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White)"
brand: "grb"
price: "¥229"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/260441733-ultra-bright-t10-921-912-led-bulb-for-rv-indoor
store_origin: JP
region: Japan
---

# 2.4W ultra low power draw 624LM super bright output 12V DC optimized energy saving Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White)

**Brand:** grb
**Price:** ¥229
**Availability:** ❌ Out of Stock

## Summary

> 💡 Light up your journey with brilliance and efficiency!

## Quick Answers

- **What is this?** Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White) by grb
- **How much does it cost?** ¥229 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/260441733-ultra-bright-t10-921-912-led-bulb-for-rv-indoor)

## Best For

- grb enthusiasts

## Why This Product

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

## Key Features

- • **Long-Lasting Performance:** Up to 50,000 hours lifespan means fewer replacements and more time enjoying your adventures.
- • **Plug & Play Installation:** No tools needed—upgrade your lighting in minutes and join the energy-smart movement effortlessly.
- • **Versatile Multi-Use Design:** Perfect fit for RV dome, map, door lights, and marine interiors—10-pack ensures you’re fully stocked.
- • **Brilliant Natural White Glow:** 4000K-4500K color temp for crisp, clear illumination that elevates your RV or boat interior.
- • **Energy Efficient & Circuit Safe:** Low power consumption protects your vehicle’s electrical system while saving on energy costs.

## Overview

The Ultra Bright T10 921 912 LED Bulb delivers 624 lumens of natural white light at 4000K-4500K, powered by an energy-efficient 2.4W 12V DC system. Designed for RVs, campers, motorhomes, and marine boats, this 10-pack offers easy, tool-free installation and a long 50,000-hour lifespan, ensuring bright, reliable interior lighting that saves energy and protects your vehicle’s circuitry.

## Description

Specifications: Voltage: 12V DC Light Color: Natural WhiteColor temperature: 4000K-4500KLED Type: 921 High Power 24 SMD LED Base: T10 921 194 168 Output watts: 2.4W.Flux: 624LM. Width of lamp body: 28mm(1.1")Length of lamp body: 30mm(1.18") Total Length: 40mm(1.57")Feature: 100% Brand new and high quality. Installs easily in just minutes - no tools needed Low temperature, low power consumption & lasts up to 50k hours LED light-emitting diode, small power consumption, can better protect the car circuit Package Include:  10 x 921 24-SMD LED Light bulbs

## Features

- 921 led bulb for RV Indoor Light, Voltage: DC 12V, Output watts: 2.4W, Flux: 624LM. LED Color: Natural White 4000K-4500K
- Recommended Reason: This bulb uses the latest energy saving technology, which provides super bright brightness and low current output to save a lot of energy for your car.
- Cross Reference: 921 912 906 168 192 W5W T10
- Application: RV Interior Light, Dome light, Map light, Door light, etc.
- 1 Year hassle free warranty and satisfaction guaranteed! Or your money back!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | GRB |
| Brand | GRB |
| Package Dimensions | 15.24 x 8.38 x 2.54 cm; 68 g |
| Item model number | BBY92124L35s-10PCS |
| Manufacturer Part Number | BBY92124L35s-10PCS |
| Position | Right |
| Bulb Type | LED |
| Wattage | 2.4 watts |
| Item Weight | 68 g |

## Product Details

- **Brand:** GRB
- **Light source type:** LED
- **Brightness:** 624 Lumen
- **Wattage:** 2.4 watts
- **Item package quantity:** 10

## Images

![Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White) - Image 1](https://m.media-amazon.com/images/I/71FX-X0OSrL.jpg)
![Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White) - Image 2](https://m.media-amazon.com/images/I/41JSzJ5xUNL.jpg)
![Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White) - Image 3](https://m.media-amazon.com/images/I/414CLHHTpmL.jpg)
![Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White) - Image 4](https://m.media-amazon.com/images/I/51zD3yF0AZL.jpg)
![Ultra Bright T10 921 912 LED Bulb for RV Indoor Lights Camper Trailer Motorhome and Marine Boat 12V Interior Dome Light (Pack of 10, Natural White) - Image 5](https://m.media-amazon.com/images/I/71iiWjF8E5L.jpg)

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**Shop now:** [https://www.desertcart.jp/products/260441733-ultra-bright-t10-921-912-led-bulb-for-rv-indoor](https://www.desertcart.jp/products/260441733-ultra-bright-t10-921-912-led-bulb-for-rv-indoor)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*