Features: *Applicable to all kinds of inspections, inspection lines, small and medium-sized repairs, overhaul,remote search, and portable emergency lighting. *Reliable heat dissipation : The lamp cap is die-casted with aluminum alloy material, and the LED is closely attached to the aluminum alloy casing to ensure sufficient heat dissipation of the LED,which greatly improves the service life of the LED(the lamp head part adopts the similar product of the plastic casing,the LED heat dissipation is insufficient,and the light decay is obvious.) Power display : The digital power display accurately displays the remaining battery power at any time. *Extra long working mode : After the lamp switch is pressed for 1 second,the ultra-long working mode state can be satisfied,and the lamp can be continuously illuminated for three days and three nights in a specific environment that cannot be charged in time