The diving back BCD high pressure gauge SPG is a metal gauge with a luminous display for clear readings in low light conditions. - Lightweight and portable: weight 200 g; size 5x6x5 cm (note: some listings state 5x6x2.5 cm). - Pressure upper limit: 360 bar for reliable readings during dives. - Material: metal construction for durability in challenging diving environments. - Package includes: Metal Pressure Single Gauge x1. Key benefits and how it helps you - Durable metal body resists impact and provides long service life in saltwater and routine use. - Luminous display improves readability in dark water, low-light conditions, and night dives. - Compact size and light weight reduce gear bulk while keeping essential pressure monitoring handy. - Clear, consistent pressure readings support gas management and dive planning. Use scenarios - Recreational scuba diving: monitor tank pressure during the dive and plan ascent to avoid running low on air. - Travel or shore dives: a compact spare gauge that fits easily into a pocket or gear bag for quick access. - Night or low-visibility dives: luminous display ensures you can read the gauge without additional lighting. This description preserves the original product brand focus, specifications, model function, and included items, presented in clear, customer-friendly language.