The EINSTEIN DUO 400 is a compact, 400 lumen headlamp that offers adjustable, portable lighting so you can keep your hands free. With two light sources and two colour options, the EINSTEIN 250 provides multiple lighting solutions for a variety of tasks. Featuring Flex-Power technology, which allows the headlamp to run on 3xAAA Alkaline batteries (included) or a rechargeable Li-Ion battery (not included).

7 LIGHT MODES
• Spot Light High (400 lumens): 3 hours / 133 meters
• Spot Light Low (80 lumens): 8 hours / 57 meters
• Flood Light High (80 lumens): 9 hours / 16 meters
• Flood Light Low (10 lumens): 34 hours / 16 meters
• Red High (3.5 lumens): 10.5 hours / 4 meters
• Red Low (1 lumen): 40 hours / 1 meter
• Red Strobe: (2.5 lumen): 42 hours / 4 meters

DESIGN
• Dimming with Power Memory Setting 
• Direct-to-Red
• 180° adjustable tilt
• Compact and lightweight
• Comfortable design
• Water and dust-resistant (IP44)
• Flex-Power technology

OPERATION
• Top-positioned on/off button

ACCESSORIES
• Adjustable head strap
• 3 AAA batteries (included)

BATTERIES
• Powered by 3 x AAA batteries

SPECS
• Weight: 73 grams
• (L) 60mm X (W) 44mm X (H) 46mm