DC 21V 2A 18650 Lithium Batterie Ladegerät DC Tragbar Ladegerät Adapter
For example, 18650 18490 14650 14514430 and other batteries. Output current: 2A. DC plug: 5.5x2.5mm, compatible with 5.5x2.1mm. Due to the different display and different light, the picture may not show the actual color of the item.