Currently $425 USD each at http://www.bluewaterphotostore.com/i-torch-video-pro4-light - That equals $3299hk each - will sell both for the same price (2 for 1) price = $3,200 for both. 

The I-Torch Pro4 Video light packs a powerful 1350 lumens, and a wide, even beam of 110 degrees.  Because I-Torch used a different reflector in the Pro4, it gives the beam a very soft edge instead of a hard fall off.
I-TORCH VIDEO PRO4 LIGHT Features
1350 lumens
Ultra-wide even beam of 110 degrees
3 levels of white light
3 levels of red light
User replaceable lithium battery – 2 lithium batteries included!
Also includes standard YS mount to attach to your arm system.
Weight with battery is 511 grams, length is 5.75 inches
Double o-ring design to help prevent floods
I-torch video pro4 burn times
High power - 90 minutes
Medium power - 130 minutes
Low power - 180 minutes (3 hours)

comes with 2 x chargers, 2 x charging cradles, 4 batteries, 2 x clamps

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