Aluminum alloy body 5 Watts LED 8mm light guide High articulation optical fiber 3 working modes: strong, gradually strong and flashing Automatic standby Automatic shutdown Cures all brands of resin materials Working Voltage: AC100-240V, 50-60Hz Wave length: 420-480mm Light power: more than 1900 mc/cm² Curing time and depth: 5s/3mm Large capacity lithium battery