1. Low-carbon、 environmental、 energy saving automatic solar charging、 applying highly effective solar battery.
2. No wire connection、 using pressure-sensitive adhesive to stick it on car roof.
3. Lithium battery inside、 high capacity、 a grade chip、 no memory effect、 long life span.
4. Stop working intellectually、 using single-chip、 with time-lapse closing system、 automatic stop working after parking or in motionless state for 2 minutes.
5. Super brightness、 imported LED chip、 warning effect to prevent crash.
Dimensions: 6.10 in x 2.56 in x 2.36 in (15.5 cm x 6.5 cm x 6.0 cm) Weight: 1.90 oz (54 g)