Buying Tip: When you receive the product, the product appears ”subtle scratches, broken, bent pins”, in the case of no effect on the use, I will not accept your controversy, if you do not agree, please do not in my The purchase of the store, of course, if you accept this subtle product situation, in a reasonable case, when we avoid the dispute, I will be able to offer you some discounts on your new order.
- 1) this board is not suit high power electronic tools, if use for screwdrier and drill, please don't buy
- 2)Above 3A device,means the battry discharge rate is more than 3C.
- 1C rated battery, 2000mah equals 2ah*1=2A max working current.
- 3C rated battery means 2ahx3=6A Max working current.
- 1) high-accuracy voltage detection circuit;
- 2) terminal of the charger using high voltage device;
- 3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);
- 4) MOS transistor can control the battery charge and discharge;
- 5) low standby current consumption.
- 4S LI-ION BMS ParameterS:
- Over Charge Voltage:4.25-4.35v±0.05v
- Over Discharge Voltage: 2.3-3.0v±0.05v
- Max working current:10A
- Max Peak current:20A
- Working Temperature:-40---+50
- Storage Temperature:-40-- +80
- Small current:6uA
- Life cycle:50000hours
- Short cut Protection:Protectable ,change for repair Size:35*35*3.0m
4 series 18650 battery 16.8V 16V 14.8V
14.8V (Li-ion 18650 or li-ion battery rated voltage)
16.8V (Li-ion battery full charge voltage)
14.4V ( Lipo battery pack rated voltage)
BMS solder instruction:
B+ connected battery positive;
B1 the connect point between battery 1 and battery 2
B2 connect the point between battery2 and battery 3
B3 Connect the point between battery 3 and battery 4
B- connect to battery negative end
P- + connection charge / discharge positive;
P- connection charge / discharge negative
4S Li-ion18650,LiCoO2,LiMn2O4,Li(NiCoMn)O2 rechargeable batteries
4S Lipo rechargeable batteries
1 X 4S Li-ion18650 Module
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When you place an order, please choose a shipping method and pay for the order including the shipping fee. We will send the items within 5 days once your payment is completed.
We do not uarantee delivery time on all international shipments due to differences in customs clearing times in individual countries, which may affect how quickly your product is inspected. Please note that buyers are responsible for all additional customs fees, brokerage fees, duties, and taxes for importation into your country. These additional fees may be collected at time of delivery. We will not refund shipping charges for refused shipments.
The shipping cost does not include any import taxes, and buyers are responsible for customs duties.
All order will ship out in 1-5 buiness after payment verify .Pls wait in patient.
China Post mail is not fast , Usally need 15-60days arriived.If in urgent .Pls choose DHL/ Fedex/EMS.We can write low value for cutomer if in need!
China Post Ordinary Small Packet Plus just can track to the domestic of our country,but it not effect your receiving.
China Post Ordinary Small Packet Plus and China Post Registered Air Mail all can track in www.17track.net/en/