Going to upgrade my lights for my nano. Was wondering if anyone had used or seen these b4.

Viper 70 Watt HQI Clamp on Light

http://www.aquabuys.com/miva/merchan...viper-light-70

Sunpod HQI

http://www.nanotuners.com/product_in...roducts_id=199

any feedback or suggestions would be appreciated! TIA