FEATURES LED screen Gradually mode Flashing mode Full light mode • Curing 10-20-30 and 40 seconds • Every 5 seconds buzzer beeps • Low power alarm • Automatically power off Size: dia 22*175mm(unit) Weight: 165 g Safety kind: Ordinary type B, non-continuous service IP 40 Class 2 Input voltage: 100-240 V, 50-60 HZ Battery capacity: 2200mAH Wavelength: 430-485nm Intensity: 5W>1200mw/cm2 Solidification effect: 20 seconds > 3mm (3W), 6s 3mm (10W)