3x18650 Battery Holder with DC connector

Discription 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 3 x 18650 battery holder has inner connection in series, DC 2.1 power jack, standard 11.1V 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: 3 Output Voltage: 11.1 V Plug form: DC 2.1 (outer diameter 5.5, inner diameter 2.1) Size: 78.24mm x 59.46mm x 21.41mm/ 3.08 x 2.34 x 0.84 inches Weight: 30 g