Transmitter technology : 2.4GHz RF Control Distance : Up To 50 Meter Laser Distance : Approx Up to 100 Mtr Laser : Class 3R Max Output : <2mW Laser Distance : >200m Wavelength : 650nm Battery : 1pcs AAA Working Voltage : 3.7V Sleep Current : <10uA Dimension : 138*16*14mm weight : 21g