For DJI Osmo Action 345 Waterproof Case 5m Underwater Touchscreen Dive Housin 1. The waterproof case specially designed for DJI Osmo Action 345 supports direct touchscreen operation within 5 meters underwater. It adopts a pressurized sealing structure and can achieve 40-meter water resistance under factory testing conditions (note: the waterproof case is 5 meters waterproof when not filled with vacuum, and it can be 40 meters waterproof when filled with a camera). 2. AF + AR double-coated organic tempered glass lens, with high light transmittance and reduced glare. 3. High light transmittance and corrosion-resistant PC shell, scratch-resistant and durable. 4. Suitable for outdoor scenarios such as diving, surfing, skiing, skydiving, mountain climbing, and self-taken photos. 5. Button material: aluminum alloy 6. Spring material: 304 stainless steel 7. Waterproof ring material: amorphous high-activity silicone 8. Main body and rear cover connection shaft material: high-hardness 304 stainless steel 9. Product weight: 90g