4 Pack Vacuum Cleaner HEPA Filters for Cyclonic Series RO3753EA RO3731EA RO3786EA Light curing machine using high-powered high-brightness pure blue LED as the light source, with enhanced to go shopping fiber optic guide rod of the new light curing machine to provide dentistry for restorative dental use.LED light curing machine light intensity is not the higher the better, expert research shows that the mechanical strength of light-cured photosensitive resin is high or low, and the resin in the cross-combination ofThe number of long chain hit molecules is related, the more the number the better the mechanical properties, after extensive testing shows that the light intensity of LED light curing machineExtra high brightness LED type 200mW8 / or more, high-power LED's 500MW / or more, you can achieve better than ordinary halogen curing machine curing effect.Light-emitting diode blue light, long life fast curing, reduce maintenance costs.2200mAh lithium battery ultra-long standby, charging once for about 10 days, selected battery cells, can be disassembled for battery.Low power will automatically alarm and flashing light, 2200mAh lithium battery selected cells, can last 4-8 hours, can last 130-200 times.Product parameters.Light characteristics: constant light outputOperating mode: full power progressive pulse function useBattery parameters: capacity 2200MAH voltage 3.7VUse: Wireless lithium battery replaceableTime setting: 3S- 40S