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the case can put in 5 pcs 18650 5s1p.no battery you can choose the SKU bms,or case or bms+case ,the price is not the same Please use 21VDC5521 lithium battery charger, do not charge in the discharge port. The products are constantly updated and improved, and some small components are changed from time to time, such as resistance and diode, but it will not affect the use!Cannot serve as the condition that opens dispute! case switch color is white Grey, red ,we will send the switch mix color ,case is black TheBMS is for 5 series Li-ion batteries, mainly used for electric power tools It uses special IC for 5S lithium batteries as processor to detect real-time voltage, charge and discharge current and ambient temperature of each battery Stable various protective functions for charging and discharging, such as overcharge protection over-discharge protection and short circuit protection. Low power consumption,the working current is about 25uA and quiescent current is about 6uA. Choosing the correct protection board and applying it appropriately is vital to the longevity your batteries Charge Voltage: 21V Single Cell Charge Voltage 4.25V Current Continuous Discharge Current 8-20A Overcharge Protection Overcharge Single Cell Detection Voltage 4.25V Notice: The new tracking number for China Post Ordinary Small Packet Plus can be traced only befor it arrive the airport of your country=not be track,please choose AliExpress Saver Shipping AliExpress Standard Shipping ePacket Singapore Post Special Line-YW if you want a full tracking info.
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Please allow 1-5 mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Teams Of Sales: In the unlikely event that a return is request, all returns must include all original items undamaged, in re-saleable condition, all original packaging including manuals, warranty forms, etc. Software sales are not refundable. Shipping and handling fees are not refundable. Buyer is responsible for shipping costs incurred shipping products back. About us: (1)We can supply a wide range of products to meet the ever-changing market demands. Customized orders are welcomed. We annually produce 2000 pieces per day. Our products sell well in North America, West Europe and Australia. Our company insists on the principle of “Good service, the best quality and competitive price”. (2)We are increasingly expanding international markets based on quality products, excellent service, reasonable prices and timely delivery. Please contact us at any time for more information. Contact us: Work time:Monday- Sunday Please send us message on aliexpress If you have any problems, we are very glad to help you. If you have any questions, please contact us first.
