Installation Steps EN Install the Light Bulb Install the light bulb and turn on the power. Notes: 1. Make sure that the power is off when installing, removing, or examining the light bulb. 2. Do not use this product in a lamp with a dimmer (e.g. a desk lamp with a round dimmer switch) to avoid damaging the product. 3. Do not use this product in a damp environment. 4. Do not use the light bulb in a narrow and ill-ventilated lamp shade as it may cause weak signals or heat dissipation issues. 02