This pocket-sized LED strobe is a compact, durable, lightweight device that provides super bright, even light output for performing visual diagnostic inspections and RPM measurements. The quiet LEDs are extremely energy efficient and provide up to five hours of operation on a single charge. Additional features include an external input for remote shutter or speedometer mode, pulse output, memory for up to five preset flash rates and speedometer mode for speed measurements up to 250,000 RPM with optional remote sensors and TTL pulse output. Designed to perform precise diagnostic inspections and RPM checks Energy efficient with extremely bright, even light and long battery life. Quiet and cool operation. No lamp replacement. Integrated tripod mounting socket (1/4 - 20) intuitive, one-handed operation, 1 year warranty