Description :

The 18650 lithium battery is a commonly used battery in electronic products, often used in laptops and power banks
3 x 18650 battery holder has an inner connection in series, DC 2.1 power jack, and standard 11.1V output
Can connect directly to Arduino
ABS shell with a nickel-plated spring plate and stainless steel material structure for durability
RoHS certified
Battery model: 18650
Cell number: 3
Output voltage: 11.1V
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: 30g