Solar barricade lamp operation time

Solar Barricade Lights activate nightly from a few hours of indirect sunlight - even on a cloudy day - to recharge the batteries.  Eliminate the maintenance, replacement and disposal costs in batteries and bulbs in standard barricade lights. Most durable traffic barricade lights on the market is light intensity is up to 4 effective candelas,3-Way Operation: Steady On, Flashing, or Off,Only operates at night, and automatically turns off during daytime ,Extended battery life of up to 5 years in steady mode,Battery rapidly recharges in one hour and lasts up to 2 weeks with no sunlight.