WF089 WEEFINE Diving Equipment and Scuba Equipment Smart Focus 3500 WF089 WEEFINE Smart Focus 3500 is based on the Diving Equipment Smart Focus 3000 with WEEFINE brand full new design concept , which has the appearance of fashionable and tendency with utilizing black aluminum alloy housing with hard oxidation treatment . The highest brightness of the underwater flashlight is up to 3500 luminous . The dive torch takes advantage of double stainless steel press button control method , it is easy for user to operate . Meanwhile , diving light has Auto shut off technology function and strobe function with WEEFINE brand new patent , which could satisfy different needs for user . There is a remote port that make the user control the dive torch with professional remote device by remote control . Weefine Smart Focus 3500 Built-in automatically protection function against overheating , which is a professional diving flashlight designed for underwater photography . When the dive torch is used areas in which the ambient temperature is higher than 50℃ , the underwater flashlight will automatically deduce the brightness to 20% . This will reduce heat and protect the diving supplies components from damage . This is a perfect diving gear ,choose it and enjoy your diving !