The AMPP 500 & Rapid Mini 25 Front & Rear Cycle Light Set. The AMPP 500 uses the Opticube lens technology for supreme light distribution, light the way ahead, whatever the terrain throws at you. Features include robust matt polycarbonate body with enhanced scratch resistance. The ability to run at 500 lumens plus for 1.5 hours, large side lenses for coverage at all angles. At only 22 grams, The Rapid Mini whether its on a seatpost, Fizik saddle or messenger bag, extra weight & bulk are no longer excuses for not being seen. The Rapid mini has all the features of its big brothers Rapid X series AMPP 500 Features 500 Lumen maximum output Opticube lens technology for supreme light distribution Robust matt polycarbonate body with enhanced scratch resistance Flex Tight bracket – suitable for bars up to 35mm diameter & selected aero bars 2.5x greater Lumen output on Low mode compared to Volt 500XC, for increased versatility 220% larger side lens for a significantly wider beam & enhanced side visibility Power button illumination & red indicator @ 20% battery capacity Redesigned underside connection for easier removal from the Flex Tight bracket Double click to High mode, Single click returns to previous mode Light Mode Memory Recharge time: 4hrs (1A ) – 8hrs (0.5A ) Battery: Li-Ion 3.6v 2200m Ah Waterproof rating: IPX4 Weight: 95g Mode Output Runtime High 500 Lm 1.5hrs Low 250 Lm 3.hrs Daytime Hyper Constant 250 + 500 Lm 5hrs Flashing 250 Lm 50hrs Rapid Mini 25 Features Compact & lightweight (25 lm) Lithium-ion rechargeable battery USB (Universal Serial Bus) rechargeable (Micro USB (Universal Serial Bus) cable included) Low battery indicator 4 modes * Charging time: 2h Mode memory function Battery Auto Save (The mode automatically changes to flashing when the battery power gets low.) Supersonically welded for superior weather resistance Mounting bracket: 21.5-32mm Light Mode Memory Mode Output Runtime Constant 25 Lumen 3 hrs Flashing 25 Lumen 30 hrs Rapid 25 Lumen 5 hrs Group Ride 25 Lumen 20 hrs This Light set is great for: The AMPP 500 is ideal for rural night riding ensuring wide coverage at 500 lumens for 1.5 hrs, The Rapid Mini 25offers great basic visibility a great addition to a set of rear lights