2-1) Code clearing: After the light is powered off for 3 seconds, press and hold within 1~3 seconds after the power is turned on again, the light quickly and slowly changes 1~2 times to indicate that the code clearing is successful;
2-1) code clearing: after the lamp is powered off for 3 seconds, power on again for 1 ~ 3 seconds, and press the lamp for 1 ~ 2 seconds, indicating that the code clearing is successful;<br>
2-1) Code clearing: After the lamp is powered off for 3 seconds, press it again for 1~3 seconds, and the rapid slow change of the lamp for 1~2 times indicates that the code clearing is successful;