An experience. Electric razor. The 3.7 volt battery is too old and cannot be charged. The measured battery voltage is only 0.5 volts. Charge the battery directly (on the motherboard) with a 5 volt resistor plus 3.9 volts. The circuit still cannot be recognized normally. Use a soldering iron to remove the battery and reinstall it, and it will return to normal.
Which is better, Nanwei or Longyun hand drills?
LongyunElectric drillThe quality of the electric hammer is good .
Hangzhou Longyun Technology Co., Ltd. was established in 2012. LOMVUM is responsible for R&D, testing and patent authorization. It is a well-known hardware tool company focusing on product R&D and manufacturing. and sales.
The company has been involved in the field of e-commerce since its inception. She mainly sellsent of electric drills, levels, welders, range finders, setting tools and other hardware tool products. , the company has now become China's largest e-commerce company. An independent leader in hardware tool e-commerce, it currently has more than 10 online stores on Tmall, JD.com, etc., and operates brands such as Longyun, Perse and Maitest.
Detailed information
LOMVUM tools originate in the European Union. This is a brand of professional hardware tools developed and tested by the LOMVUM group. , electric drills, hammers, electric wrenches, rangefinders, levels and other hardware tools. LOMVUM has always been committed to creating cost-effective products and high-quality, efficient customer experience.
Continuous product innovation, unique marketing model, strong scientific research strength and global team of talents have made the LOMVUM brand an international brand of professional hardware tools. In 2012, LOMVUM brand entered China, with Hangzhou as its headquarters, and established an R&D center and a strong organization and marketing team - Hangzhou Longyun Technology Co., Ltd.LOMVUM has developed rapidly in China at an unimaginable speed and occupied a vast market in the field of hardware tools. ? In 2015, LOMVUM stood out among hundreds of well-known brands and won the honor of No. 1 in the hardware tools category on Tmall in 2015, demonstrating the extraordinary strength of the LOMVUM brand.
Longyun Tools-About Us
Nanwei is better.
Nanwei power tools' long battery life, lightest weight and extremely high durability have become the outstanding features of these power tools.
The o'sNanwei electric tools are compact models with sufficient power, suitable for most screwdriver applications.
Light weight can reduce fatigue at work. The first choice for installation work, especially suitable for installation work in small spaces and at height.