Product ID: SC2105 |
Weight: 0.80 kg |
Product Barcode: 5060188643487 |
DimensionsTube length = 10m |
Hello,
Please see below:
https://www.thesolarcentre.co.uk/products/SolarCentre_18650_2600mAh_Lithium_Ion_Rechargeable_Battery-857-5.html
I am afraid that two cannot be joined togeher I am afraid, any attempt to do so will invalidate the warranty
No sorry, these do not have USB function.