Shinwa Sokutei Laser Receiver II Plus for Green Lasers with Holder 71501

Quantity: 1 piece Main unit dimensions: 150 x 67 x 34 mm Light receiving distance 1.5m~20m Center reception width Narrow mode: Within ±1.0mm from the center reception line Wide mode: Within ±2.0mm from the center reception line Auto power off: The device automatically turns off approximately 7 minutes after being turned on. Battery low warning: Power LED blinks to warn you. Power supply: 1 x 9V alkaline battery (The included battery is for testing purposes and may have a short lifespan.) Continuous usage time: Approximately 20 hours Uses: For marking lines in brightly lit work areas or in locations where the laser line is difficult to see from a distance.