STEELMAN PRO 78607 400-Lumen Multi-Mode LED Slim-Lite Head Attachment COMPACT DESIGN - Ultra-slim work light design is only 1/4-inch thick to fit into tight spaces other flashlights cannot 12 LEDS - 12 SMD style LEDs provide energy efficient lighting with a longer life than traditional incandescent bulbs DURABLE CASING - Anodized aluminum attachment collar, plastic polymer body and high-impact polycarbonate LED lens cover 3 BRIGHTNESS SETTINGS - 3 illumination modes for custom-level lighting: 400 lumen high, 130 lumen low, and emergency strobe / signal DIMENSIONS - Overall measurements are 8-13/16-inches long and 1-7/8-inches wide at the attachment collar EXPANSION OR REPLACEMENT - This slim-lite head attachment is compatible with the base of STEELMAN PRO part numbers 78606, 78708 as an expansion or replacement part