Waterproof Electronic Signal Light

Widely used flash device. Practical and reliable safety light. Using 4pcs ultra bright white LED. To replace Traditional light bulb, it has a life span of more than 50,000 hrs. Using double O-ring for diving up to 100 metres deep. Frequency: 50-70 times/minute. Magnetic reed switch, 4 X 1.5 size "AA" alkaline batteries working for 98 hrs and up. Visibility about 2km. Great for fishing, life jacket, diving, etc. WEIGHT: 107g, DIMENSION: ?53 X 133 mm, COLOUR: black