Barefoot go 250 is designed and developed in australia by barefoot power. Ultra-bright 2.5 W led based super energy saving solar light. Multiple light setting night light (60hr) bright (12hr) & ultra-bright (5hr). Usb output for charging mobile phones & many smart phones. Next power off pressing the power button will always turn the lamp off once it's been on for more than five second. Sleep mode press the power button for 5 second & the lamp will enter a sleep mode & auto dim mode dim the light automatically to conserve power when battery capacity is low. Three stage charge indicators low, medium & high. Charging indicators will lash when battery is charging. Full-battery indicator will double lash every 10 seconds when the battery is full and low-battery indicator will lash once every 20 seconds when battery is low. Usb comparability for charging the lamp.