The YoLink YS3606 DimmerFob is a handheld remote control that is designed to work with YoLink Dimmer Switches.

The YoLink YS3606 DimmerFob is powered by two standard alkaline AAA batteries, which are included in the Fob.

The YoLink YS3606 DimmerFob is designed with LoRa long-range/low-power technology, which allows for up to 1000 feet of open-air wireless range, so you can control Dimmer Switch by DimmerFob within 1000 feet.

 The YoLink YS3606 DimmerFob has four buttons: an ON button that turns one light switch or a group of light switches on to the previous brightness, a Brightness UP button that increments one light switch or a group of light switches to the next higher brightness level, a Brightness DOWN button that increments one light switch or a group of light switches to the next lower brightness level, and an OFF button that turns one light switch or a group of light switches off.

The YoLink YS3606 Dimmer Fob is designed with LoRa long-range/low-power technology, which offers 5+ years of standby battery life.

To replace the batteries for the YoLink YS-3606 Dimmer Fob, follow these steps:

1. Turn the fob over and locate the battery cover on the back.

2. Use a small screwdriver or similar tool to gently pry open the battery cover.

3. Remove the old batteries from the fob.

4. Insert two new standard alkaline AAA batteries into the battery compartment, making sure to match the polarity of the batteries with the markings inside the compartment.

5. Close the battery cover by gently pressing it back into place until it clicks shut.

Note: Always use fresh, high-quality batteries to ensure the best performance from your YoLink DimmerFob. When replacing batteries, make sure to dispose of old batteries properly according to your recommended local regulations.