Shearwater Nerd 2 Dive Computer (Nerd 2 with Transmitter)

Multiple Diving Modes OC Recreational - Three gas nitrox computer with features for the serious recreational diving enthusiast. Includes adaptive safety stop and NDL bar graph OC Technical - 5 OC gases Trimix enabled by default CC/BO - Closed Circuit/Bailout | 5 OC/5 CC gases | Trimix enabled | Constant PO2 for closed circuit External Monitoring - Real time PPO2 monitoring of 1 - 3 O2 sensors. This includes semi-closed rebreathers Digital Compass - Optional 3 axis, tilt compensated, digital compass. Available in all modes. Gauge - Depth, time, resettable stop watch function. Full dive logging Simple and Powerful Line-Of-Sight Information - All of the information you need at a glance. Custom Design - The removal of the brainbox makes the NERD 2 the smallest Shearwater dive computer to date. Rechargeable Battery - With a minimum of 18 dive hours on a full charge with medium brightness (recharge time 4 hours). The typical battery life is 5 years or 500 charge cycles. The battery can be replaced at authorized service centers. The cost of replacement is $100 CAD + shipping. The turn around time for replacement is 5 business days after receipt of payment, excluding shipping time. The battery replacement includes inspection, functional testing and pressure testing. If the battery is not meeting performance specifications within the 2-year warranty period it will be replaced free of charge. Variations to battery lifespan can be expected due to operating at extremes of the rated specification, such as high environmental temperatures or repeatedly fully discharging the battery. Two Button Interface - Simple to navigate, state-aware menu structure. Digital Compass - Optional 3 Axis, tilt compensated, digital compass. Available in all modes. AI Functionality - Capable of displaying tank pressure in all modes (transmitter sold separately). Bluetooth Integration - This enables communication with Mac, Windo