40-60W ac adapter Input:100-240V Output: 12-14V, 14-24V, Max60W; 12V 5A, 24V 2.5A Safety: UL, CE, UK, ... : energy star VRipple and noise: <1% Line regulation: 5% Short-circuit/over-voltage/over-current protection Hi-pot test ... : 3,800V-4242V AC, 60s, 5mA (maximum)Storage humidity: 5 to 95% RH Burn-in test: ... 80 to 100% load, 40 ± 5 to 4 hours Safety: UL, CE, UK, SAA, PSE ...