Outdoor tachograph camera

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Product Description:

Thank you for purchasing SJ4000 HD Sports Camera tachograph. This product has a super small body and the integration of design, ease of recording whenever and wherever you shoot great and outdoor sports scene, while the dynamic photography technology can clearly record a variety of activities, using a wide range of vehicle mounted recording, outdoor sports, home security deepwater exploration indispensable recording tool.




170 degrees A + grade-resolution wide-angle lens

Select your language

English / German / French / Spanish / Italian

Video Video

1080P (1920 * 1080) 30FPS

720P (1280 * 720) 60FPS

VGA (848 * 480) 60FPS

QVGA (640 * 480) 60FPS

Video Video Format


Video compression formats


Photo resolution

12M / 8M / 5M

Memory card


Camera mode

Single shot / self-timer / (2 seconds / 5 seconds / 10 seconds) / Continuous

Light frequency shelter

50Hz / 60Hz



Power supply


Battery capacity




Recording time

1080P / 70 minutes

Charging time

About 3 hours

Operating system

Windows XP / VistaorAbove / Win7 / Mac os


59.27 * 41.13 * 29.28

Package 1 = official configuration + 4G authentic licensed card

Package 2 = official configuration + 4G authentic licensed card + reader + digital rub

Package 3 = official configuration + 8G authentic licensed card

Package 4 = official configuration + 8G genuine licensed digital rub + card + reader

Package 5 = official configuration + 16G authentic licensed card + reader + digital rub

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Q:What kinds of skateboards do you have?
Our board is mainly used to transport our use, generally higher than the ordinary version of plate width, shorter than the long plate, the wheel hardness in general than the long plate and common plate are soft, and long plate like wheels is also very wide, in order to improve the adaptability to the ground. It's more comfortable to skate on. This kind of board has many shapes, some of which are long plates, some fish shaped plates, and some regular ones. We often hear of the banana plate also belongs to the category of the skate board. This kind of board can also do the action.
Q:How to learn skateboard quickly?
CoastingSlip hand in front of right foot on the skateboard. Left foot on the ground, focus on the right foot. Push the skateboard forward with your left foot, then put your left foot up, step on the end of the slide, keep the balance standing, glide for a while, and repeat with your left foot. After repeated practice and better mastery, you can glide longer distances. Start doing 10m, 20m, and then add to the 50m, 100m, and repeatedly practice until you can easily and easily speed up the glide, to master, oh, the center of gravity changes in the direction and speed of the skateboard.
Q:How to distinguish the quality of skateboards?I want to buy a skateboard. I don't know what it looks like
Board (board): the surface of the skateboard is usually made of five layers, seven layers, nine layers of maple board and microwave cold pressing. There are also aluminum alloy, carbon fiber and other materials made of board. Now the panels, the head, the end of the board are tilted. The individual's favorite pattern is the 20cm*81cm size with a slightly rounded head. 22cm above the surface, basically can be regarded as U pool plate, the plate can accommodate more feet, make it more robust in the U pool. About 19cm of the plate, mostly in flat road conditions used in the surface, sub class board with small wheels, start the action to agile, quick. In addition, the different companies of the board, the foot of the nest is not the same depth. Some skaters prefer the foot deep panel, which makes it easier to do the action of turning over the plate, and makes it more stable when doing OLLIE
Q:The horror stories behind my skateboard shoes
My skateboard shoes may be a horror storyFollowing textSeveral problems of the first thing to understand is that: 1, intelligence hero 2, hero of the city, 3 on the charm of 4, about 1, skateboard shoes hero intelligence age is not too large, the 1 protagonists are still living with my mother 2, because the mother spoke to the protagonist's speech "today how unhappy?" "The future will give you the answer," said the mother, who would not speak to him for a fully grown child.
Q:How do you learn skateboarding?
I'm completely new here. Please tell me some skills and basic skills, such as: how to skateboard easily? How to get a skateboard moving around?
Q:Ugin and boiling point, which brand of skateboard good?
If you play skateboarding, I guess he'll be in your life for the rest of his lifeChinese new year, and quickly take your hand into a RMB bar, and then two years later, you will regret the late exposure.
Q:Which brand of electric scooter is the best in quality?
Now there is no formal start selling this electric scooter, but there are also businesses take foreign poop for sale, is to take goods from manufacturers who produce foreign brands of electric scooter
Q:Which year did the skateboard introduce to China?
At the end of the 80s, the glamour of skateboarding attracted many Chinese teenagers because of the release of the American movie "danger". But many cities in China did not sell skateboards, and most of the children's dreams were nipped in the bud. At that time, the family only in Taiwan or the United States have relatives can buy back to the mainland, you can imagine when the children get the joy of skateboarding. They played video repeatedly from television, and many children practiced on the ground together. Of course they had to go around the only skateboard.
Q:The skateboard you just bought doesn't make a turn
Generally bought back skateboard, bridge (stent) in the rubber pad is still relatively hard, it takes a week to play out its features.If you want to turn, you must start with a certain speed, with the center of gravity on your feet. If you want to turn inside, bend the center of gravity to the toe and press the outside to the center of the heel.If you want to turn, focus on the back foot, the forefoot slightly raised, plus your waist to want to turn the direction to it.
Q:What are the main items of skateboarding? The rules are
12. Trucks stent12a. Kingpin bracket main nail (main bridge nail, one of the components of the bracket)13. Tail plate tail (panel tail)14. Deck panel15. Mounting bridge studs (for connecting panels and brackets)

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