Trade News

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  About lithium battery charging principles and specifications

  Three-stage charging principle of lithium battery: Phase 1: Trickle Charge Trickle charge is used to pre-charge (recovery charge) a fully discharged battery cell. When the battery voltage is lower than about 3V, trickle charging is used, and the trickle charging current is one-tenth of the co ...

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  How Can Choose the Suppliers In Alibaba?

  A lot of buyers chooses the product from Alibaba, but how can we find a good supplier? Below we do share the info for your reference: 1) To use Alibaba, you just need to make sure to be really thorough with checking their profiles. Also, make sure that they are verified. Once they have a profil ...

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  SHAPES FOR TIPS

  SHAPES FOR TIPS S shape L shape   Tips size details PLUG NO. PLUG NAME A B C D PLUG OUTLINE PL01A TS (Mono) 2.5 10-12 PL01B TS (Mono) 3.5 10-12 PL02A TRS (Stereo) 2.5 10-15 PL02B TRS (Stereo) 3.5 10-15 PL03A Barrel type 5.5 2.5 8-14   PL03B Bar ...

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  What is USB Car Charger?

  What is USB Car Charger? USB (Universal Serial Bus) is an interface which has been developed for simple connection of mouse devices, keyboards, joysticks and printers with the computer. Most of these devices do not require an external power supply, because the USB port supplies up to 500mA and  ...

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  What is best ac power cord ？

  What is best ac power cord :  For example, we use pure copper for all our Cat5 cables. Some competitors use CCA (copper clad aluminum or copper clad alloy) because it costs less. However, we believe pure copper is better because: Bare copper is a more efficient electrical conductor than CCA. CCA cab ...

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