Sheng Jay Automation Technologies SJ-V21, Quick Manual

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Digital Zoom, which provides 4 times optical zoom supports
all video and photo mode operation

Built-in 3G-SENSOR , automatic detect the x axis, y axis and z
axis 3-dimensional space of gravity change, also providing
emergency protection function of video anti-writing protection;
when there was a serious hit , the G-Sensor automatically
detect and start the video anti-writing protection features, full
protection of crucial files and records.

Supports optional external GPS Speed Camera Detector, it
makes the alert and displayed on the screen of the information,
such as the speed camera locations, speed limits, current speed
and coordinate, to enhance vehicle detection protection,
reduce the chances to get the penalty.

Loop recording function, automatically overwrite last record
files

With seamless video recording features, ensure that complete
records zero latency

The delay start feature to prevent the instant current pulse
circuit damage the product, increase product life.

Start the engine and automatically recording, switch the engine
off and automatically delayed power off the device to ensure
complete emergency record file