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.