You can understand our product range from our web. If there is anything un-clear or for more details please feel free to contact us. Of course our Seamaster catalogue is also available upon your request for your purchasing reference.
1. Flashing rate: (1)one flash / 1 sec. (2)one flash / 2 sec. (3)one flash / 3 sec. 2. Flashing time: one flash / 0.2 sec. 3. Lamp: xenon tube 4. Sun switch: (1)light on below 50 lux. (2)light off above 50 lux. 5. Service range: within 7 km. 6. Power source: unit dry battery 4 pcs(1.5v x 4pcs) "d" size 7. Dimension: 45mmdia x 400mm long 8. Weight: 420 grams.