Product Included: 1x Detector(Note: ONLY for Huepar/ Levelsure Brand) 1x Mounting Clamp Bracket Model: Laser detector/pulse receiver Dimensions: 140*68*26mm Working principle: laser Working distance: 40m • Frequency: 10KHz • (Matched PWM and frequency, Only suitable for • • 6/8/12 Line lasers, not for 2 lines) • Display: Dual LCD Display • Leveling Accuracy (High): ≤2mm • Leveling Accuracy (Low): ≤3mm • Laser Reception Window Width: 13mm • Laser Window Height: The reception window is • • 52mm high and the display window is 47mm high • Working Distance: 40m~50m (typical) depend on light source • Bubble Vial Accuracy: 30′/2mm • Auto Power Off (with No Signal Detected): 10min • Power Source: 2*AA Batteries (No included) • Operating Temperature Range: -10℃ to + 50℃ • Storage Temperature Range: -25℃ to + 70℃ NOTE: • The receiver is only suitable for huepar laser level.