Vastar provides a wide range of affordable DIY hand tools, cordless electric power screwdrivers, watch repair kits, and household accessories for everyday projects.
Vastar is a consumer tool and hardware electronics brand founded in 1996, offering a diverse lineup of accessible DIY equipment and professional repair kits. The brand focuses on creating practical tools for homeowners, hobbyists, and professional workers to complete their chores efficiently.
Their product catalogue includes electric power screwdrivers, cordless mini chainsaws, multi-purpose rotary tool kits, industrial endoscope inspection cameras, tire inflators, and specialized fine-mechanical instruments like adjustable watch back case openers.
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You can view and download user manuals for Vastar electric tools, rotary kits, and watch repair accessories directly on this page.
You can contact Vastar customer service for technical support or warranty inquiries by emailing represent@vastar-tech.com.
Use the DC or USB charging cable provided with the tool. Ensure the device is powered off while charging, and observe the LED indicator lights until they display a full charge.
Secure the watch in the yellow case holder, adjust the silver wheel on the blue opener to match the spacing of your watch's back notches, apply gentle downward pressure, and twist counter-clockwise to unscrew the cover.