Technical parameters: Main Unit Output power: 5W Size: Diameter 270 x 208 x 118mm Weight: 700g Working voltage: 100-240V AC, 50 -60HZ Li-ion Battery Model : JW18650- 3.7-2200 Specification:3.7V 2200mAh Optical parameters: Blue-ray output Wave length: 420-480nm2 Adjustable Luminous intensity: 700-1800mW/cm Technical specifications: Measuring range Wavelength: 380 -51 5nm2 Power density :99- 9999mW/ cm The effect of curing time: 6s: 2-3mm. 0nly for light probes with a circular emission window:08- -12mm Measuring accuracy:+/- -20% Operating conditions : Temperature:+10 C to +40 C Relative humidity:30% to75% Ambient pressure: 700hpa to 1060 hpa Working modes: Gradually bright, shiny,bright-wide, the work of three models to choose. Three gear output timing:5s 10s 15s 20s 25s 30s 35s 40s Reliable structure and easy operation. Notice in use: The illumination time- -duration of two tests should not be shorter than 60 seconds; When the beacon stick has the obvious damage and the fissure influences illumination, please replace the new one; Disinfection of beacon stick:Soaks several minutes with 75% ethyl alcohol ; When the charge is finished, the battery charger plug is supposed to draw out from the power source base; Both sides electrode of the battery must not touch the metal, in order to avoid short circuit and damage battery; Please regularly dip dehydrated alcohol with the cotton stick to clear the electronic contact at the back of the battery and charge needle of the charger place,which can avoid the battery not charged full because the contact is not good. Packing List: Main engine of light-curing Device * 1 set Optical Fiber * 1 piece Battery * 1 piece Battery Charge Seat * 1 set Shade Board * 1 piece