Flash lamp 4 LED, floating. Ideal for boating, diving, jet skiing ... Autonomy 150 hours, water resistant to 100 metres. 4 bright white LEDs, service life: 5,000 hours. 50-70 pieces per minute, can be found 2 km away. Magnetic switch ON / OFF, dim: 132 mm x Ø 52 mm. Weight: 190 g with batteries (3 AA batteries not included.) Supplied with safety wrist strap and cuff strap.