Product Name: Halogen Cold Light Sources (XD-301 Series) Model NO.: XD-301 Series Product Description Feature:1. Halogen Cold Light Source are switch power supply2. They can work under 110V-220V.3. Output Voltage is constant: Bulbs usage is secure and credible4. ISO9001 certificatedModelParametersCharacteristicsXD-301 One HoleOne Lamp 150WHalogen Cold Light Source Voltage: AC110V-220V +/-10% Bulb Power: 150W X 1 Dimension: 18.5 x 20 x 13(cm) Net Weight: 3.12 kg Brightness: 1, 600, 000 Lx Life Span of Bulb: 50-200h 1. With hand handle for easy movement 2. With cost-efficientXD-301 One HoleOne LampFootplate Scheduling Halogen Cold Light Source Voltage: AC110V-220V +/-10% Bulb Power: 150W X 1 Dimension: 10 x 15 x 24(cm) Net Weight: 3.06 kg Brightness: 1, 600, 000 Lx Life Span of Bulb: 50-200h 1. Small Size and Light Weight 2. The Lamp can be changed easily and can be turned off automatically for safetyXD-301 150W/250WOne Hole with Air Pump Halogen Cold Light Source Voltage: AC110V-220V +/-10% Bulb Power: 150W /250W Dimension: 30 x 26 x 10.5(cm) Net Weight: 5.18 kg Life Span of Bulb: 50 hours 1. Big gravitation 2. Small NoiseXD-301 150W 2-Holes& 2-LampsHalogen Cold Light Source Voltage: AC110V-220V +/-10% Bulb Power: 150W X 2 Dimension: 28 x 25 x 12(cm) Net Weight: 4.92 kg Brightness: 1, 600, 000 Lx Life Span of Bulb: 50 hours 1. Working stability 2. Easy to change bulb 3. With cost-efficientXD-301 250W 2-Holes& 2-LampsHalogen Cold Light Source Voltage: AC110V-220V +/-10% Bulb Power: 250W X 2 Dimension: 37 x 26 x 12(cm) Net Weight: 6.10 kg Brightness: 2, 500, 000 Lx Life Span of Bulb: 50 hours 1. Simple & Beauty 2. High Brightness 3. Good light effect