This is the Cressi Neon Computer Scuba Diving Apnea Watch Computer

Features:

• High contrast display with extra-large numbers
• Easy access menu
• 12/24 time format with calendar and seconds
• Precision stopwatch
• Second time setting
• Alarm clock
• Backlit display
• Surf time, desaturation and no-fly time calculator
• Low battery alert
• Metric or imperial units
• AIR/NITROX PROGRAM:
• Cressi RGBM algorithm
• Complete diving data processor
• PPO2 1.2-1.6 configuration
• It is possible to select hyper-oxygenated mixes during the dive phase. GAS1 21-50% GAS2 21-99%
• Graphic indicator of CNS toxicity level of oxygen
• Safety stop indicator
• Multiple level safety factor configurations
• Altitude configuration
• Algorithm for managing the uncontrolled ascent
• Suitable for repeated, multiday decompression diving
• It is possible to alternate between nitrox and air diving even during desaturation
• Visualization of time at dive phase
• Add / remove deep stop
• Alarm in case of breach of ascent speed, decompression or PPO2
• It is possible to disable the ascent alarms
• Indicates time at dive phase
• Factory reset available, useful for renting purposes
• Planning: scrolling of no-decompression limits

Neon has a diameter of only 48 mm and a high contrast display of 37 mm. It is a scuba diving/apnea watch-computer of extremely reduced dimensions. It is also an ideal watch for other underwater activities, thanks to the deactivation option of the dive" functions that avoids unnecessary alarms ringing while you're snorkeling or swimming. The display is made of mineral glass and the case is heavy duty with steel buttons that have an underwater resistance of up to 120 m. PTU rubber wrist band with stainless steel buckle."