STAR UNION WD558-2 E-Bike Rear Light – 2-Pin, 12–48V, IPX5 Waterproof

$18.00
$18.00 $39.00
Save $21.00

Key Feature:

1. WD558-2 e-bike rear light designed for compatible electric bike rear rack mounting.
2. 2-pin waterproof connector supports easier replacement on compatible eBike systems.
3. 12–48V working voltage fits many electric bike setups.
4. 180° wide-angle LED visibility helps improve rear safety in low-light riding.
5. 80mm mounting size with IPX5 waterproof protection for daily outdoor use.
Product description

WD558-2 E-BIKE REAR LIGHT

Improve rear visibility with the STAR UNION WD558-2 e-bike rear light.

Designed for compatible electric bikes, this rear light features a 2-pin waterproof connector, 12–48V working voltage, 80mm mounting size, 180° wide-angle LED visibility, and IPX5 waterproof protection for daily riding.

• E-bike rear light
• 2-pin waterproof connector
• 12–48V working voltage
• 80mm mounting size
• 180° wide-angle visibility
• IPX5 waterproof protection


180° REAR VISIBILITY

The WD558-2 rear light helps improve visibility from behind and from wider side angles.

It is suitable for commuting, city riding, low-light riding, and daily eBike use.


12–48V E-BIKE COMPATIBILITY

This rear light supports a 12–48V working voltage range, making it suitable for many compatible electric bike systems.

Please confirm your original rear light voltage and connector before ordering.


2-PIN WATERPROOF CONNECTOR

The WD558-2 uses a 2-pin waterproof plug for compatible eBike systems.

Please compare your original connector before purchase to make sure it matches your bike.


80MM REAR RACK MOUNTING

The 80mm mounting size fits many e-bike rear racks.

Please measure the center distance of your rear rack mounting holes before ordering.


WATERPROOF DAILY RIDING DESIGN

The IPX5 waterproof design helps protect the rear light from rain and splashes.

The durable plastic housing and sealed structure support everyday outdoor riding.


CHECK COMPATIBILITY

Before ordering, please confirm:

• Your eBike uses a compatible 2-pin connector
• Your system voltage is within 12–48V
• Your rear rack mounting hole distance is 80mm
• The cable length and mounting position fit your bike

Not sure if it fits?

Send us photos of your current rear light, connector, wiring, and rear rack mounting holes. We will help you check compatibility.


WHAT’S INCLUDED

• 1 × STAR UNION WD558-2 e-bike rear light

NOT INCLUDED

• Controller
• Display
• Extension cable
• Extra mounting bracket
• Installation tools


PRODUCT DETAILS

Model: WD558-2
Product type: E-bike rear light
Voltage: 12–48V
Wiring: 2-pin
Mounting size: 80mm
Visibility angle: 180°
Light source: LED
Waterproof rating: IPX5
Color: Red
Weight: Approx. 25g
Application: Electric bikes


FREQUENTLY ASKED QUESTIONS

Is this rear light compatible with all eBikes?

No. Please confirm your connector type, voltage, and mounting size before ordering.

What voltage does it support?

It supports 12–48V eBike systems.

What connector does it use?

It uses a 2-pin waterproof connector.

What mounting size does it fit?

It is designed for an 80mm rear rack mounting size.

Is it waterproof?

Yes. It has IPX5 waterproof protection for daily riding in wet conditions.

How can I check compatibility?

Send us photos of your current rear light, connector, wiring, and rear rack mounting holes.


Shipping & Return

Most U.S. orders ship from our U.S. warehouse and are usually delivered within 3–6 days.

Orders to other countries, out-of-stock items, and customized products may ship from China and are usually delivered within approximately 14 days.

We want you to be completely satisfied with your purchase. If you have any questions, concerns, or complaints, please contact our online support team or email us at grt@star-union.net. We will respond within 8 hours.

Items can be returned or exchanged within 30 days of delivery. Please contact us before returning an item so we can help you with the next steps.