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
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)
4S Li-ion18650,LiCoO2,LiMn2O4,Li(NiCoMn)O2 rechargeable batteries
4S Lipo rechargeable batteries
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
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.
4S LI-ION BMS Specifications:
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
Small current: 6uA
Short cut Protection:Protectable ,change for repair
Quantity: 1 Pc
The lithium battery protection board is not included the welding tabs.
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
1 x Protection PCB Board 1
Thanks for coming to our shop,Hoping you have a happy shopping Trip. The delivery time,usually order will be sent out within 1-3 days,In case of special circumstances Also will be sent out using the fastest speed. Because we are resting on Sunday ,so may not be able to respond to your information in time,Really sorry. 1. After You placing the order, if you found the tracking information shows “Shipment pickup failure”, please do not worry, the logistic information will be updated in 3-10 days. 2. But If you found that the logistic information shows “shipment cancel”, Please contact us, We will check it and give you a New Right Tracking Number. 3. If you find your product was broken , goods part missing after receiving the package, please contact us and send photos to us, so that we can Solve it or resend to you quickly. 4. If you do not received the package in 60 days. (90 days for Brazil /Chile etc), The package may be get lost on the way or other customs reasons. please contact us first rather than opening the dispute. 5. ALI Economy class shipping with favorable shipping fee but no delivered information which can only track before leaving China.If you have not received the goods within 60 days, please contact the destination port first. If not, please contact customer service for follow-up. 6.If you are satisfied with our products and services, please leave your positive feedback and 5 stars. and 5 stars for the detailed classification of your request. Best Regards! Zhuanchanpinsiquanjia.
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|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|5 - 14 days|
|Post Air Mail||Free Shipping||15 - 45 days|
|Return Policy||If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
|Seller Service||On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).|
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