Dhruv Track Solar Solar Powered Vehicle Tracking Solutions Solar Solution Is Designed To Monitor Vehicles & Trains Where Power Supply Is Not Available. Solar Powered Seven days batter Backup IP67 Certified Configurable data updation Offline data storage up to 8 days Antennas all internal Designed with internal antennas & a strong body. It is a solar-powered device with 7 days battery backup. Suitable for all weather conditions. Allows offline data storage for up to 8 days. Solar solution is designed to monitor vehicles & trains where power supply is not available.