Modulo de laser com fios, 2,5mWAn automatic power stabilisation circuit, a slow-start circuit and a heatsink are built in.Features •small beam divergence •small •excellent beam visibility, even at max. range: 50m indoors, 200m at night Specifications •2.5mW (class IIIa) •wavelength: 650nm (red) ±10nm •operating voltage: 3Vdc ± 0.2V •operating current: <45 mA •beam Ø: 3.2mm •dot Ø: 2~4mm at 5m •leads: 45mm •average lifetime: 5000h •weight: 8g