1. LED tube t8 2. Material:1/2 Aluminium house+1/2pc 3. LED quantity: 276pcs smd 3528 4. CE&RoHs 5. size: 1200*26mm Sound control Series T8 LED tube is suitable for underground parking,can control the brightness with the sound,the light will be 3 watts so as to save more energy when the man is away. 

Specification:

Item	SD-T8-F18	Length	1200mm
Input Volt	AC100-240v/50~60Hz	LED quantity	288pcs SMD3528
Lumen	1500lm( frosted cover)	luminous efficacy	83LM/W
induction decibels	35~45 dB	Induction time	90~110ms
delay time	15~25S	Min power	3watts
Max power	18.5watts	Power factor	0.95

the above date is based on T8-18W led tube, and induction decibels,induction time,delay time, min power can be customized according to your request.

if the sound is over 35dB(such as clap your hands),the light will turn on, and the power is 18watts, last 25seconds,then will be 3watts after 25 seconds.