AQUATEC Diving Duo-Alert Air Powered Surface & Underwater Signaling Device Scuba Dive BC BCD Gear, Model III Guns/Woody Elite Ultra Clear Safety Tempered Dual

Ultra Clear Safety Tempered Dual Lens Design

90 Degree waist d-ring constructed from 316 stainless steel

Small hole PVC coated mesh construction

we also react differently to warm and cold

AQUATEC Diving Duo-Alert Air Powered Surface & Underwater Signaling Device Scuba Dive BC BCD Gear, Model III Guns/Woody Elite Ultra Clear Safety Tempered DualFeatures: Aquatec Duo Alert Air Powered Surface & UnderWater (U W) Signaling Device Signal in U W and Surface, Volume: Approx. U W: 115 125dB Surface: 125~130dB It's very loud keep away from your ears. After each dive, the device should be pressurized, and activated in order to blow the trapped water out of unit. Always rinse with fresh water after use. Model III Fits Aeris Air Link, Oceanic Air XS2, Zeagle Octo+, Aqualung Air Mic, Seaquest Air