Drive Medical Sentina Outback Portable Light Sensor & Charger

This device adjusts light by its built-in Motion Sensor, Photo Sensor to keep you safe in dark places. Lasts over 10 hours. The pre-charged Sentina Outback can also support your cell phone for up to 10 hours of talk time! Comes with a built-in powerful 5V rechargeable battery charger. The built-in industrial crank generator allows you to extend the internal charge.