If the Xiaomi Magnetic Reading Light Bar does not light up, please refer to the following steps to troubleshoot:
1. Please check if the light has sufficient power. If the power is insufficient, the light will not turn on. Please fully charge the light before use.
2. Please check if the light is turned on. Please ensure the switch is turned on before use.
3. The Xiaomi Magnetic Reading Light Bar supports brightness adjustment. Press and hold the power button to increase the brightness in case it is set to a very low level.
4. If none of the above steps work, please contact our local official after-sales service center for further assistance.