DD28CRTA 1A 3.7-18.5V Lithium Battery Charger Module For

Product selling point

1: Widely used

2: Battery overvoltage protection

3: Working envment temperature -40℃～＋85℃

4: Easy to use

5: High security

describe:

2 in 1 1A 3.7-18.5V battery charger and DC-DC step-down converter

For single-cell or multi-cell lithium ion, LiFePO4 or lithium titanate batteries

Input DC 6.6-25V, output DC 1.2-23V adjustable (4.2V 4.3V 4.35V 8.4V 12.6V 16.8V 21V)

The maximum charging current/output current is 1A, but the current can be changed by changing the value of thes resistor.

Can be used as a voltage source when there is no battery

Automatic adjustment of deeply discharged batteries

Automatic recharge

LED indicator: "CR" LED is the charging status indicator

"OK" LED is fully charged or constant voltage mode;

Ar the "OK" light turns on, please continue charging for 10-20 minutes.

Battery overvoltage protection

Working envment temperature -40℃～＋85℃

Size: 45 x 20 x 15mm

Weight: 7g

application:

Car battery charging

Solar battery charging

Mobile load speaker

Electric bicycle charger

ups

Portable industrial and medical equipment

Independent battery charger

Handheld devices

Battery backup system

Portable industrial and medical equipment

Lithium-ion stand-alone charger,

LiFePO4 or lithium titanate battery

Checklist

1*Lithium battery charger module

About shipping
Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days ar buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.