Ritchie Explorer B51 Scuba diving enhancing the underwater experience since

enhancing the underwater experience since it prevents reflections in the water that may disturb marine life

Volume :  39

and the maximum liquid temperature is 190 Fahrenheit or 87 Celsius

Worldwide Use :

a drain chamber and purge valve for easy clearing and pure silicone flex neck and mouthpiece

Ritchie Explorer B51 Scuba diving enhancing the underwater experience sinceThe Ritchie B 51 Explorer Boat Compass provides real time heading and straight line steering. So whether your boat is dead in the water, on a plane or moving slowly against an outgoing tide, the compass gives the boat heading. Comes standard with 12 volt lighting. 2 3 4" Easy to Read Direct Reading Dial. Adjustable and Removable with Bracket and Thumbscrews. Internal Green Night Illumination Built in Compensators to Easily Adjust for Deviation.