Sea&Sea Japan has announced the release YS-110α on Aug 25, 2008. YS-110α is scheduled to be available in late Sep.

http://www.seaandsea.co.jp/press/1219639750.html
Specifications
Guide Number (ISO 100/land): 22
Beam Angle: 105°x 105° (with diffuser)
Batteries; 4XAA : ; A: 6V O: 6V Ni-MH: 4.8V
Number of Flashes: A: 230 Ni-MH: 330
Recycle time: A: 2.5 Ni-MH: 1.9
Color temperature: 5,400K
Color temperature w/diffuser: 5,100K
Depth rating: 60m / 200ft
Dimensions (WxHxD): 88x115x150mm / 3.5x4.6x6inch
Weight: 700g / 24.5oz
Underwater weight: -10g /- 0.4oz
Exposure control: DS-TTL, TTL, Light level control dial (GN):1.4/2/2.5/2.8/3.5/4/5.6/6.7/8/11/16/22 (13 steps)
Pre-flash control : Equipped with pre-flash cancel mode (ignores one pre-flash)
Slave function
DS-TTL slave (cordless TTL)
Sync Cord: Detachable Sync Cord with film & digital SLR camera, fiber-optic cable (L-type) with a compact digital camera.
Over-pressure relief valve.
LED target light
