Description

Turmera 4S 50A 80A BMS 14.4V 16.8V 18650 21700 Lithium Battery Protection Board for Screwdriver Drill and Car Wash Water Battery Use

Product Description:

This protection board is equipped with a collection line in parallel with pads for external passive equalization or active equalization. It has an output indicator (normal output light is on, and the output light is off). The LED brightness is low, and the power consumption is only about 0.05ma and is low voltage by the chip. Protection control.

Applicable battery voltage: 3.7V/4.2V

Number of batteries in series: 4S

Overcharge voltage protection: 4.25V

Overcharge voltage release: 4.15V

Overcharge current protection: 30A

Over-discharge voltage protection: 2.7V

Over-discharge voltage release: 3V

Continuous discharge current: 50A

Peak discharge current: 80A

Discharge short circuit protection: 250A

Static current consumption: 15ua

Disconnection protection function: with

Output work instructions: with LED lights

Shipping and delivery:

1.China Post Registered Air Mail or Epacket: about 25-60 working days.(http://www.17track.net)

2.CDEK Delivery Company:about 15-60 working days.(www.cdek.ru)

3.PostNL Delivery Company: About 15-30 working days.(http://www.17track.net)

4.Seller Shipping Method: about 25-60 working days.

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Returns and Refund:

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2.if you have received the goods,but there have some problem contact seller,and seller      agree to return the goods with you,when we get the goods,the product in perfect      condition,we will give you full refund.

3.if you have any problem in the order time,please feel free to contact us,thank you.

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