1, 12V/24V, 35W/45W, both of which can be supplied in very good performance. 2, switch time can be up to 100000times, have 3000hrslifetime, output wattage is 33-37W. 3, CNLIGHT ballast is well known for its outstanding features of water proof,shockproof, high efficiency,low power,high reliability. 4, if you turn it on,25% of objective luminous flux can be reached within 1 second,80% of objective luminous flux can ve reached within 4 seconds.