Features: Made of food grade materials, sturdy and durable, pollution-free, with good performances and long service life. Low ESRcharacteristic, fast charging only takes a few seconds. It can also be used as a backup power supply for electronic devices, such as intelligent three-waymeters, motor drives, clock circuits, CMOS power outage protections, and otherfields. Wider practicality, suitable for car starting, solar wind, etc. Only supercapacitors Super capacitor only, other accessories demo in the picture is not included! Specifications: Material: electronic components Capacitance: 3000 Voltage: 2.7V Equivalent series resistance ESR0.28mOhm Temperature: 1500hours, Temperature: 65C Terminals: screw terminals Installation type: chassis Stud installation working temperature range: -40~65/-40~149 Size: approximately 13.6 x 6cm/5.35 x 2.36 inches Terminal screwM12 Color: As Pictures Quantity: 1 Note: No retail package. Please allow 0_1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1PCx Super Capacitor