Product Details

This LED flashlight bulbs were designed by Deshun in 2004. A high efficiency LED driver is built in each LED bulb, which enables the bulb to be used in a wide range voltages of 1V~3V. LED flashlight bulbs will work well and won’t burn out. The 1V~3V LED flashlight bulb can quickly convert any C and D, 1-2 cells flashlight bulb of PR style flange or E10 base from standard incandescent to a bright white long lasting LED flashlight bulb.

Product Details

Special Features of Dosoe LED flashlight bulbs:

1. High-efficient Constant Currant LED Driver

High-efficient constant currant LED driver is built in each bulb to make it work under a certain stable current even when the using voltage varies, thus enabling the bulb to keep working with low battery power and extending its lifespan.

2. Auto Temperature Control Function

The LED driver can also automatically control the bulb’s temperature into a safe level when the temperature of a lighting-up bulb is getting high. This Auto Temperature Control Function protects the bulb from burning out and makes it work longer.

3. Reverse Polarity Protecting

The polarity of Dosoe LED flashlight bulb is protected, so the bulb won’t burn out even if the power supply is connected reversely.



With another feature of Shock-Resistant, Dosoe LED torch bulbs are super-efficient, energy saving, and eco-friendly. It’s definitely the best choice for your flashlight!

Product Details

3  Watt LED

PR Flange Style

Extends Battery Life

50,000 Hours LED Life

Works in 2-cell C or D (1.5V, 3V) Flashlights

Shock Resistant

Auto Temperature Control

Reverse Polarity Protecting

High-efficient constant current LED driver

Deshun Technology

Deshun Lighting Technology, established in 2001,works diligently to ensure them receive the information required to make perfect, safe, improved decisions. We have a dedicated workforce, prospective research and development team together with a through and quality management system. Clients trust us because our all precision and quality controlled manufacturing steps are verified, and we guarantee that we will furnish customers with the best quality and longest lasting LED products life that is available on the market today. 

Like the most popular products in our lines,Stage Lights, the newest creative LED moving head beam lights and follow spot lights.Long Distance LED searchlights, searching distance as far as 500m, 1000m, 2000m, 3000m.

Deep-Sea diving devices, torches and head lamps, depth down to 100m, 200m, 300m.
LED replacement bulbs, for 1V~60V DC devices; Like flashlights, tool torches, head lamps and car’s & ship lights.

Saving money, preserving the environment and increasing the comfort in any place whatever their motivation, our target remains the same – help them develop a prioritized, cost effective plan of action and ways to reduce energy usage.

Q1. Can I have a sample order for led light?

A: Yes, we welcome sample order to test and check quality.  Sample order are acceptable.

Q2. What about the lead time?

A:Sample needs 5-7 days, mass production time needs 4-6 weeks for order quantity more than 1000 pieces.

Q3. Do you have any MOQ limit for led light order?

A: Low MOQ, 2pc for sample checking is available.

Q4. How do you ship the goods and how long does it take to arrive?

A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

Q5. How to proceed an order for led light?

A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production.

Q6. Is it OK to print my logo on led light product?

A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q7: Do you offer guarantee for the products?

A: Yes, we offer 2 years warranty to our products.

Q8: How to deal with the faulty?

A: Firstly, Our products are produced in strict quality control system and all incoming materials are strictly controlled and tested according to ISO quality management system.
Secondly, during the guarantee period, we will send new lights with new order for small quantity. For
defective batch products, we will repair them and resend them to you or we can discuss the solution i
ncluding re-call according to real situation.