http://tinyurl.com/ow726r4
New Oceanic Battery Door Changing Chuck Key Tool for the Oceanic Versa, Versa Pro, VEO 100, VEO 100NX, VEO 1.0, VEO 2.0, VEO 3.0 & VEO 250 Scuba Diving Computer
Scuba Diving Computer Battery Changing Chuck Key
Perfect fit for changing out batteries on Oceanic Versa, Versa Pro, VEO 100, VEO 100NX, VEO 1.0, VEO 2.0, VEO 3.0 & VEO 250 Dive Computers
Must have tool for youe Save-a-Dive kit
Don't let a dead battery stand in your way to a great day of diving
Also fits the Aeris ATMOS Elite (receiver), XR-1, XR-2, ATMOS 1 & ATMOS 2 Dive Computers