Features:

*Versatile Voltage Input: This LED driver board for supports a voltage range of 3-4.2V, making it compatible with both  batteries, which enhances its versatility for various lighting projects.

*Integrated User-Friendly Switch: Featuring a centrally located switch, this driver allows for easy one-handed , significantly improving user experience when adjusting light settings or turning the flashlight on and off.

*Efficient Circuit Design: The optimized circuit design ensures a stable for current output, providing high brightness while conserving energy, making it an Perfect choice for efficient DIY lighting solutions.

*Low Consumption: With a high-efficiency driver chip, this board minimizes consumption and heat generation, ultimately enhancing performance and extending the lifespan of both the driver and the connected LED.

*Broad Compatibility: This driver board is compatible with a wide range of LED chips, making it suitable for use in flashlights from various brands, thus catering to diverse lighting needs and applications.

Specifications:

*Product Name:3-4.2V LED driver board

*Material:plastic

*Size:31*19.6mm

*Color:As shown

*Input voltage: 3~4.2V

*Output for current: 2000~3000mA

*Light levels: Three levels (High-Low-Continuous for flash) or five levels (High-Medium-Low-Continuous for flash-SOS)

*Charging interface: Type-C/Micro USB (user optional)

Package Content:

1 x Driver board

for note:

1. The for real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via .

We only ship to confirmed Order addresses. Please comfirm that your Order for ADDRESS is in line with your shipping for ADDRESS.

Please kindly for note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to US; about 10-30 working days to other countries.  for TRANSIT time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We for STRIVE for customer satisfaction! Positive is very important to us. If you have any questions, please feel to contact us via "Ask seller a question" . We will reply your for email within 24 working hours.