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Price: $3.10

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The 18650 lithium battery is a commonly used lithium battery in electronic products. It is often used in batteries of laptop computers and power banks. 18650, which refers to a battery with a diameter of 18mm and a length of 65mm.

This 2 x 18650 battery holder has inner connection in series, DC 2.1 power jack, standard 7.4V output. You can connect Arduino directly.

|Features|
  • ABS shell
  • The spring plate is nickel plated with stainless steel.
  • The material structure is firm and durable.
  • |Specification|
    • RoHs Certification
    • Battery Model: 18650
    • Cell number: 2
    • Output Voltage: 7.4 V
    • Plug form: DC 2.1 (outer diameter 5.5, inner diameter 2.1)
    • Size: 77.9 x 40.11 x 21.41 mm/ 3.07 x 1.58 x 0.84 inches
    • Weight: 15.5 g
    |ShippingList|2 x 18650 Battery Holder with DC2.1 Power Jack x1