Our MXF03 warning beacon lights are rechargeable. Their classic visible design is remarkable. They have low power consumption but high brightness.Warranty is 2 years.If you have quality problems,Website: , we will send you new free of charge lights. We are following ODM and OEM pattern. You can customize lights as you like, such as logo and color.MODEL:MX03MX04DESCRIPTION:l 0.25W×24pcs SMD PHILIPS LED l Low Current Consumption l Tough PC Housing against Rust&Corrosion l UV-resistant PC lens l Rotation,Flash,Double Flash,Quad Flash ect l 2400MA rechargeable battery; Working time:4Hl 0.25W×24pcs SMD PHILIPS LED l Low Current Consumption l Tough PC Housing against Rust&Corrosion l UV-resistant PC lens l Rotation,Flash,Double Flash,Quad Flash ectVOLTAGE:10-40V10-80VPOWER CONSUMPTION:Peak:3W/AveragePeak:5W/AverageMOUNT:Pulse 2Pulse 2MOUNT:M4 Crew or Magnet HolderM4 Crew or Magnet HolderAPPROVALS:EMC,SAE class 2EMC,SAE class 2LENS COLOUR:Amber,Red,Green,White,BlueAmber,Red,Green,White,BlueWATERPROOF:IP65IP65WORK TEMP:-40 ~ 80℃-40 ~ 80℃Features:●Power supply: Built-in rechargeable battery, safety, small size, portability. Used for 5 hours on a full charge.●Protection Grade: IP64, rainproof, dustproof and shockproof.use rubber washer●Multilayer LED curved design, high brightness, no dead point, no poor contact. Continuous three-strobe flash form a strong visual impact, warning better.●Colors are red, yellow, white and blue. Scientific parabola-shape reflecting mirror diffuses the light far.