Power Supply Type: AC to DC Constant Current Power Supply Input Voltage: 110V–240V AC Laser Input Voltage / Current: DC 12V / 2A Modulation Frequency: 0–20 kHz Operating Temperature: Recommended operating temperature: 11°C to 35°C; allowable operating temperature: -20°C to +50°C. An additional ventilation and cooling system is required when operating above 50°C. Fixture Dimensions: 12.5 × 14 × 11 × 19.5 cm Light Source Lifespan: 10,000–12,000 hours Projection Ratio: Length 1:2.5 (Adjustable) Adjustable Bracket Angle: 0–180° Projection Distance: 1–6 m Cooling System: Aviation-Grade Cold-Forged Aluminum with Fan Cooling Safety Features: Lightning Protection, Overcurrent Protection, Overvoltage Protection, Leakage Protection, Moisture Resistance Net Weight: 1 kg