Apollo Nano
Dimensions: 73.0x63.0mm
Display size: 38.0x26.0mm
Weight (including band): 160g
Calculation of decompression: Buhlmann ZH_LH16
7 compartment decompression tables. Current depth/Maximum depth display.
Dive time display.
Altitude valve: 3 levels (available altitube: 2400m).
Water temperature display.
Time & date always displayed.
No decompressing diving time display.
Ascent rate warning: sound and flash display.
Warning when shifting to decompression diving display.
Depth and time shown for each stop.
Total time to surface display.
Surface interval display.
Warning when outside of calculation range.
Residual nitrogen indicated by bar graph display.
Battery life: approx 7 years (based on 50 dives a year).
Low battery indicator.
Dive log mode: 10 dives memory.
Dive plan mode.
Available in triple Combo configuration.
Warnig against violation of decompression instructions.
http://www.apollo-europe.com/computers.html
http://www.apollo-sports.com/inst.html#nano