Action camera SJCam C300 4K 30fps, compact waterproof design

SJCam C300 is a compact action camera that records 4K video at 30 frames per second. The camera is designed for portable use in outdoor sports, travel and everyday recording. Its small form factor and included waterproof housing allow use in wet environments and provide protection during active movement. The camera offers wide-angle capture suitable for dynamic scenes and quick access to recording via built-in controls.

Advantages

The SJCam C300 combines high-resolution 4K recording with a compact footprint and a waterproof housing for versatile use. Its straightforward control layout enables fast start and stop of recordings, while the durable casing reduces risk of damage during outdoor activities. The camera’s wide-angle capability captures broader scenes, making it suitable for action shots and immersive footage. Battery and storage support are designed for extended on-the-go use when paired with compatible accessories.

Suitable for

• Outdoor sports such as cycling, skiing and climbing
• Travel vlogging and scenic footage
• Water activities when using the waterproof housing
• Everyday point-of-view and hands-free recording

Key specifications

• Maximum video resolution: 4K at 30 fps
• Form factor: compact action camera
• Protection: waterproof housing included for submerged use
• Lens: wide-angle field of view for action footage
• Controls: built-in physical buttons for recording and settings
• Power: internal rechargeable battery (capacity depends on configuration and usage)
• Storage: removable memory card support (microSD compatible)

How to use

Install a compatible microSD memory card and charge the internal battery before first use. Place the camera into the waterproof housing when recording in wet conditions or underwater. Use the physical control buttons to power the unit on, select the recording mode, and start or stop video capture. Mount the camera on helmets, handlebars or other compatible mounts for stable POV shots, and adjust the angle to frame the scene using the housing’s mounting point. Transfer recorded files to a computer via USB or by removing the memory card for playback and editing.

Recommendations

For best results, use a high-speed microSD card rated for 4K recording and fully charge the battery before extended sessions. Secure all housing seals before exposing the camera to water and periodically check mounts and fasteners for tightness during active use.