Check the listing for details. BillDa Emergency LED Driver BLD-AM20D-480800 20w MaxConstant Output Power Backup. Condition: New. Listed at 52.50 USD. This BillDa Emergency LED Driver BLD-AM20D-480800 is a reliable backup power supply for your lighting needs. With a maximum constant output power of 20w, it can provide efficient lighting in emergency situations. It is suitable for use in various settings, including business and industrial facilities, as well as for facility maintenance and safety purposes. The driver is compatible with lighting ballasts and starters, making it a versatile option for your lighting needs. Its compact size and easy-to-use features make it a convenient addition to your emergency power supply kit. Don't let unexpected power outages disrupt your lighting, get the BillDa Emergency LED Driver BLD-AM20D-480800 as your backup solution.