Waterproof protection up to 40 meters deep, suitable for underwater photography such as swimming, diving, and surfing. Effectively waterproof and pressure- during , with external camera control buttons. Dual-interface design to meet different needs and connect with other adapters. Made of high-quality, transparent PC material that is pressure- and explosion-proof, with 92% light transmittance to restore camera clarity. Highly sealed design, airtight and leak-proof, effectively preventing water damage to the device. Perfectly integrates with the gimbal camera body, ensuring coordination and aesthetics, while being easy to install. The anti-fog sheet effectively prevents fogging to avoid impacting the experience. Net weight:154.2g Product size:15.5x7.9x7.9cm Color:As Shown Material:PC Package Contents: 1 * Diving mask 1 set * accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.