Product Description ===Specification=== Size: 84 × 37.3 × 27.3 mm Weight: 66 gram LED: 1 White LED Output: 500 Lumen, 700 lumens daytime flashing function provides extra safety while riding during the day Battery: Rechargeable lithium-ion polymer battery Run Time: 8 hrs (Low Beam) / 4 hrs (High Beam) / 24 hrs (Flashing) / 20 hrs (Daytime Flashing) / 4-20 hrs (Auto) Bracket: HB11, Φ19-40 mm Color: Black Ambient light sensing— Lighting modes adjust automatically to ambient light while in Auto Mode Mode memory function will recall the last lighting mode used Automatic Power Saving to provide additional runtime Compatible with virtually any tube shape from round to Aero IPX4 waterproof standard ===Standard Approved=== Meets Danish standards 8 hrs (Low Beam) / 4 hrs (High Beam) / 20 hrs (Flashing) / 24 hrs (Rapid Flashing) / 4-24 hrs (Auto) More specifications please refer to CG-129P ===Optional Purchase=== Helmet Mount: HM01 Compatible with GoPro system Bracket Part: HC01 Can reach 500 lumens output Can Whatsapp / Call . https://wa.me/60126960321 Vince . https://wa.me/60126105929 Shop . office 03-8060 8967 Operation Hour Monday to Saturday (10.30AM TO 7PM) *Sunday Close* ----------------------------------------------- SANTA CRUZ (VK CYCLES PUCHONG) Map - https://goo.gl/maps/8y79tAyzkEE2 (LOCATION) No 39, Jalan BP 7/2 , Bandar Bukit Puchong, 47100, Selangor , Puchong Facebook - https://www.facebook.com/SpecialistRepairBicycles/ Instagram - VK CYCLES buy on shopee: VK CYCLES PUCHONG https://shopee.com.my/product/78112047/15486037952/ Lazada: https://www.lazada.com.my/products/i3016716209.html?spm=a1zawi.24863640.table_online_product.57.61a84edfMFHQw3