18650-battery-holder-dat

18650 battery holder

metal clip battery holder

Flexible Connection battery holder

Plastic houseing battery holder

2S 18650 battery holder

== 4.2*2 = 8.4V

• 2S-lithium-battery-charger-dat

4S 18650 battery holder

== 4.2*4 = 16.8V

ref

• battery-dat