7.4V 4400mah 18650 solar power systems li-ion battery pack Supplier's Choice

3. Sunbang-power sale and service team 

Excellent service on before-sale, on-sale and after-sale

(1).We provide one year warranty,will change new products for you if quality problems.

(2). Your inquiry related to our products or prices will be replied in 24 hours. 

(3). We will track the shipping status time by time so that buyer can receive our goods in time and safely.
(4). Protection of your sales area, ideas of design and all your private information. 

(5). whatever big or small order , we will provide all the best  quality , best service.

4.Sunbang-power battery Company informations

1) Professional lithium-ion battery manufacturer for over 5 years.

2) CE/RoHS/UL approved,ISO 9001:2008 & ISO 14001:2004 applied

3) Strong R&D team to support.

4) High energy density,no memory effect 

5) Long cycle Life 500times.

6) With more than 3000 models of different capacity.

7) Offer OEM service for customer small order.

5. Sunbang-power battery Certifications

6.Sunbang-power li-ion battery Shipping and Packing detials

1. shipping

1)UPS / DHL / EMS / HK EMS / FEDEX / HK post / TNT and so on express(door to door)

2)For Air Shipment, Please choose your favorite, shipping method according your detail requirement

3)The shipping discount is different in different seasons and depend different weight, we will choose the cheapest and safest way according your detail quantitie

4)Normally, it will take around 3-7days from China to destination country. Please note that some remote place will need 1-3 days more.

2. Packing

1) 1pc battery in 1pc poly bag.

2) 2pcs batteries with poly bag in white box.

3) 20~50box per carton

 7. Contact Sunbang-power

Safety assured with pcb protected  7.4v 4400mAh 18650 battery pack for led light 

Let us know your requirements about products.

Response will coming within 2 hours !