Features: Made of food grade material, strong, durable and pollution free, good performance and long service life. Wider practicability for car starting, solar wind etc.. Low ESR characteristics that fast-charge only needs few seconds. It also can be used as an backup power source in electronic devices such as for-smart three meter, motor drive, clock circuit, CMOS- powerdown for protection and other fields. Super capacitor only, other accessories demo in the picture is not included! Specifications: Material: Electronic Component Part Status: Bulk Capacitance: 3000F Voltage- Rated: 2.7V ESR- (Equivalent Series Resistance): 0.28mOhm for Lifetime-& Temp.: 1500Hrs & 65°C Termination: Screw Terminals Mounting Type: Chassis, Stud- Mount Operating Temperature Range: -40_ 65℃/-40_ 149℉ Size: approx.13.6x6cm/5.35x2.36in Terminal- screw: M14 Color: Blue Quantity: 1Pc Package Includes: 1PCx Super Capacitor 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!