SLIM BUT STRONG - Slim profile with 14W power consumption, more than 1100 lumens output,40W Fluorescent Equivalent,perfect to replace original fluorescent tube light fixture. EXTENDBALE DESIGN - The linkable design makes it possible to get a perfect continous light output without any shadow by daisy chain wiring, maximum 5 tube lights can be connected. WIDE APPLICATION - Perfect for garage, storage area, workbench, basement, kitchen, home, under cabinet and office general lighting etc. RECHARGEABLE:It can be used as normal tube at ordinary time and charge itself.And when the main power off,it will automatically turn into emergency mode and continue 2 hours. Convenience:All-in-one lighting solution, different choices of linking and installation, making it a quick and simple job to upgrade your lighting.