The Solar lights for gate pillar is Equipped with high-efficiency solar panels and high capacity battery, the gate light will light up to 2 days after fully charged. With the help of built-in Li-ion 4.2V/4.4AH rechargeable battery with PWM charging and the solar lantern can support up to 2 days of illumination at night on a full charge. PWM charging protects the battery from overcharging and increases the battery life.