Model: PK2
Internal NiMH battery provides one hour of continuous operation, regardless of flash rate Bright (800 Lux) flash intensity with life of 100 million flashes Resolution of ±1 RPM over the entire range with highly accurate speed control and drift-free operation

Model: DT-721-725
Highly accurate speed control with drift-free operation Bright flash intensity with life of 100 million flashes Instant double (2X) and half-rate (1/2) flash selection Phase shift adjustment permits movement of objects to desired position for convenient observation

Model: DT-300
Highest accuracy and most stable flash rate Easy-to-read LED display Detachable pistol-grip handle Instant double and half-rate flash selection for error-free reading

Model: DT-311J / DT-315P
Splashproof & Dustproof housing (IP65) DT-311J (AC Powered),  1500 rpm/fpm max DT-315P (Battery Powered),  3000 rpm/fpm max

Model: DT-314
Provides 12 VDC power for external sensor No operator controls Removable handle for hand-held use or fixed mounting Rugged extruded aluminum housing High intensity flash

Model: DS-12V
Longest battery life of any portable strobe - three hours continuous use Longest flash tube life of any portable strobe - two billion flashes 0-12,000 FPM range; Locking trigger

Model: DS-303
60-30,000 RPM range; Locking trigger Precise digital readout (DS-303 models) or Convenient analog display (30K-1 models) External trigger capabilities