tomy timer deployment parachutes China Water Rocket Parachute

Discussion about deployment systems including altimeters, timers, air speed flaps, servo systems, and chemical reactions.
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China_WaterRocket
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tomy timer deployment parachutes China Water Rocket Parachute

Post by China_WaterRocket » Tue Feb 13, 2018 8:29 am

i am from china. english is not good. two video.

tomy timer deployment parachutes China Water Rocket Parachute double bottle (QQ:1657833460)





tomy timer deployment parachutes China Water Rocket Parachute Single bottle (QQ:1657833460)



I come from China, do not understand English, your information I use the translation software to view. I like water rockets, technology is the same, I hope we can become friends.

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