This model LM-CVR3, it's our LM-CVR2's promotion! Now, it extend to great infrared functions ( suitable day/night working ), recording voice and video simultaneously. Record the outside landscape of the vehicle the conditions when driving and the relevant incidents. It also can record the inside screen and situations. It supplies the insurance company with the evidence of claims. It's used in the traffic enforcement and mobile police affairs of corresponding agencies. It also serves in the movie and television and the word of the guarders.