I have used this DJI Osmo Action 4 Combo (Personal Use) with great care. There are no hidden issues. The video quality, stabilization, and low-light performance are excellent. It is the perfect camera for those who do blogging, travel videos, biking, or action shots. Key Features: 4K 120FPS video recording, RockSteady + HorizonSteady Stabilization, Dual Touch Screen (Front & Back), Waterproof Design, Very good Low Light Performance, Wide Angle Cinematic Look, Long Battery Backup, Fast Charging Support. What's included: Camera + Original Box, Camera Stand, 3 Batteries, Front & Back Screen Protector installed, Premium Quality Helmet Light, Premium Quality Helmet Mount, Premium Quality Silicone Cover. I will also provide some useful settings and usage tips for those who are new to using it.