Waterproof to IP-67 standard

The PCS-10

Actively ushers cool air over the head and regulates temperature by drawing cool air into the intake ports and circulating it through a matrix of air channels​

Cons: Can't get a huge amount of leverage

or above the stem/

Lezyne Mega Drive 1800i Lumen Front LED Light Do Not Ship Internationally Waterproof to IP-67 standardLezyne continue to develop and expand their range of awesome bike lights and the Lezyne Mega Drive 1800i Lumen Front LED Light is a great example of how feature packed a light can be. This high powered all in one light can be set up anyway you choose by using the Smart Connect System it allows lighting modes to be customised through a smartphone app. Charge it anywhere with a micro USB connection, easilyattach it to your bike with a slew of potential