Technical Specifications: Wavelength: 380-515 nm Power density: 99-999 mW/cm Only for light probe with a circular emission window: ø 8-12mm Measuring accuracy: +/-20% Adjustable light intensity: 800-1800 mw/cm2 Technical parameters: Output power: 5W Size: diameter 270*208*118mm Weight: 720 g Working voltage: 100-240V AC, 50-60HZ 1. Blue-ray output wavelength:430-485nm. 2. Gradually bright, shiny,bright-wide, the work of three models to choose. 3. Three gear output timing:5s 10s 15s 20s 25s 30s 35s 40s 4. Blue-ray illumination: 5W≥18 5. The effect of curing time: 6s: 2-3mm. 6. Three power options: A type: Li-ion battery power, B type: AC110-240V power supply, C type: AC24V power 7. Reliable structure and easy operation. Main Advantages: 1.Excellent quality with competitive price 2.Quick delivery and best service 3.Service tools for dental and easy to maintain and recharge conveniently 4. Large capacity Li-battery can be used for a long one with full charging. 5.Plenty of fiber rods with very reasonable price on sale for you replacement. 6. Composes of high power LED, qualified fiber rod. 7. Noiseless; No libration; Generate little heat when working. 8. Imported high power LED and four chips inside. Packing List: Main engine of light-curing Device*1 Optical Fiber*1 Battery*1 Battery Charge Seat*1 Shade Board *1 Instruction Booklet*1