V in¦ dc9-16-32v P out¦35wa2w V out range¦ac50½130v 395hz Cold start current¦6.5a Time of stabilizing on cold start¦50 seconds Time of stabilizing on warm start¦25 seconds Working life¦>3000 hours Tcase -40 ½ +105 Features: Intellective supervision, smooth lighting. Wider range of lighting voltage, prolonging working life of all kinds of bulb High low temperature and humidity environment endurance Shock-proof function can avoid the gleaming or going out on the bumpy road. Water resistance and inerference function are well ahead of the home-made level 48x32.5x47cm/12pcs/17kg