Feature:

Flashing Frequency - Flash 2 times every 2 seconds with 3 color;

Lithium Battery - Large capacity 4400mAh, one time solar charge for 5 days using;

LED Source - High quality makes sure 3km visibility and more than 50,000 hours working;

Eco Friendly - Keep off during daylight, and automatic turning on at night to save energy;

Safety - Good sealing performance with thickening gasket and waterproof switch;