The Lezyne Micro Drive Pro 800XL has up to 800 lumens of output & a powerful Daytime Flash mode. It can be run at 400 lumens, enough to see where you are going, for up to 4 hours & can be out up to 800 lumens for short bursts of dark country lanes. It features a lightweight, durable machined aluminium body with integrated cooling fins & cut-outs for 180° of front visibility. The micro-USB rechargeable design boasts an impressive 87-hour max runtime & eight unique output modes. The Micro Drive Pro 800XL is Remote Switch compatible, available in Black or Silver & comes with a versatile & secure mounting strap for your bike. Max Lumens:800 lumens. Weight:114g. Max Runtime:87 hours. Recharge Time:4 hours. Colours: Black, Silver. Who is this light good for? The Micro Drive Pro 800 Xl works well for commuters who have to negotiate dark stretches of path & lane & need to see where they are going. It is also a good option for daytime & night-time road training rides. Blast Enduro Economy Femto Day Flash Flash Pulse Overdrive Lumens 400 250 150 15 800 50 50 800 Runtime 4 5.3 19 87 8.3 19 17 1.5