4 Inch CCT Selectable LED Can Lights - Easy Screw-In Retrofit 6-Pack

In this review the Jolux 4 in selectable LED can lights stand out as a practical retrofit for homeowners and installers who want a fast upgrade from incandescent or CFL recessed cans. The single biggest reason to buy is the patent-style screw-in retrofit design that installs like a bulb, taking only seconds to fit into most 4 in housings while offering five CCT options and smooth dimming. For anyone replacing multiple recessed fixtures or finishing a remodel, these lights simplify installation and let you fine-tune color temperature on site.

Key Features

• Screw-in retrofit: The unique patent design lets the fixture be screwed into an E26 socket and pushed up into the ceiling, turning a complex retrofit into a 15-second task.
• 5 CCT options: A rear slider switch provides five color temperatures from 2700K to 5000K so installers can test and lock in the preferred light quality during installation.
• Smooth dimming: Compatible with most dimmers and providing a continuous 10% to 100% dimming range for flexible ambience control without obvious flicker under normal conditions.
• Bright and efficient: At 6W outputting about 500 lm, these fixtures replace a 40W bulb equivalent while reducing energy use and maintenance frequency.
• High color fidelity: A CRI around 90 helps render colors naturally, useful in kitchens, living rooms, and work areas where color accuracy matters.

Who It's For

These downlights are ideal for homeowners, landlords, and small contractors who need a quick retrofit solution for standard 4 in recessed housings. The screw-in style is especially helpful where access above the ceiling is limited or when a fast, low-skill installation is desired.

People who need ultra-high lumen output, specialized beam angles, or integrated smart controls should look elsewhere. Also, those who require guaranteed flicker-free operation with a specific dimmer model may want to test one unit before replacing many fixtures, as some customers have reported mixed results on flicker and perceived brightness.

Pros & Cons

Pros

• Very easy to install with the E26 screw-in patent design, saving time on retrofits.
• Five selectable CCTs let you choose 2700K, 3000K, 3500K, 4000K, or 5000K for the right mood.
• Decent 500 lm output at 6W with a CRI around 90 for natural-looking light.
• Smooth dimming range compatible with most dimmers for flexible lighting control.

Cons

• Some customers report variable brightness perception and occasional flickering with certain dimmer setups, so compatibility checks are advisable.

Specifications

Brand	Jolux
Fixture size	4 in retrofit (D5.35 x H7.87 in)
Power / output	6W, approx 500 lm (40W equivalent)
Color temperatures	2700K / 3000K / 3500K / 4000K / 5000K selectable
CRI	About 90
Base	E26 screw-in
Package	6-pack with bevel trim

Our Verdict

The Jolux 4 in CCT selectable can lights are a solid value for anyone needing a fast, low-effort recessed retrofit with flexible color choices and good color rendering. They save installation time, cut energy use, and let you test color temperature on site, making them a practical choice for many residential rooms; just verify dimmer compatibility if you have a sensitive dimming system.

Frequently Asked Questions

Can these replace existing 4 in recessed cans?
Yes, they are designed to fit most 4 in housings and install via an E26 screw-in method, simplifying retrofit installation.

Are the lights dimmable?
Yes, they are compatible with most dimmers and support smooth dimming from about 10% to 100%, though dimmer compatibility can vary.

How do you change color temperature?
Use the slider CCT switch on the back of the unit to select 2700K, 3000K, 3500K, 4000K, or 5000K and lock in your choice during installation.