Harth’s 3-watt LED night light bulb is a straightforward tool for parents who need to see during nighttime feedings or diaper changes without waking the baby. It fits any standard E26 lamp and replaces a 40-watt incandescent, drawing just 3 watts of power. The key here is the amber-tinted light, which operates at a wavelength that doesn’t suppress melatonin production. That’s the same principle NASA uses for astronaut sleep schedules, and it works in a nursery too.

In practice, the bulb provides enough soft glow to navigate a room safely. You can see the baby’s face and a bottle clearly, but the light won’t cue their internal clock to think it’s morning. The three modes let you adjust brightness from a dim ember to a slightly brighter setting, depending on how much visibility you need. It runs cool to the touch, which matters in enclosed lamps, and the build feels durable for a bulb that might get knocked around during late-night shuffles.

One limitation: this bulb works best in non-dimmable fixtures. If your lamp has a dimmer switch, you’ll need to leave it at full power to avoid flickering. But for a dedicated nursery lamp or a hallway fixture, it’s a reliable, low-cost way to keep your sleep cycle intact.