1. The shell is hard, not easy to corrode, well sealed and rainproof. 2. Light energy is converted into electric energy, energy saving and environmental protection. 3. No need to manually connect the power supply or charge, saving time and effort. 4. Scope of application: roads, construction, roadblocks, tower cranes, outdoor, workshops, fishing boats, sailing 5. Solar panel: 150mAh 6. Battery capacity: 600mAh 7. Battery life: 40 hours 8. Flash frequency: 50 times/min
