Purchased on Amazon, new and unused. Purchased for 7999 yen. Brand: PHSDOR Battery Type: Lithium Ion Voltage: 12 Volts Item Dimensions: 12 depth x 13 width x 26 height cm Compatible Vehicle Types: Jump start Manufacturer: FOSHAN KUROKU ELECTRONICS CO.,LTD 【Latest Jump Starter】8000A peak current, large capacity 25000mAh battery, built-in 150PSI air compressor, smart jump cable with 12 protection functions, 4-mode emergency LED light, power bank that can stand by for 24 months, can be charged and discharged over 1000 times, equipped with a smart LCD display 【Starts immediately even with a completely discharged battery】 Our engine starter achieves a peak current of 8000A. It supports up to 12L gasoline / 10L diesel engines even in extremely cold environments of -20℃, and reliably starts even a completely discharged battery. It instantly rescues stranded vehicles. 【1-minute rapid tire inflation】 Our jump starter has a built-in air compressor with smart preset & auto-stop function. It achieves a pressure of 150PSI and a high output of 45L/min, completing daily tire pressure correction (25-36PSI) in just 1 minute. Compatible with various uses such as cars, motorcycles, bicycles, and balls. 【25000mAh Portable Power Bank】 This large-capacity battery starter is equipped with 1 USB output terminal and 1 Type-C input terminal, achieving compatibility with almost all everyday electronic devices. The adoption of the latest chip significantly reduces self-discharge, enabling over 1000 charge/discharge cycles and standby for over 24 months. 【12 safety protection functions】 The PHSDOR portable car battery jump starter uses a smart jump cable with high-durability, high-conductivity clips and an ergonomic grip. 12 protection functions automatically activate, comprehensively protecting users and batteries from all kinds of operational errors. 【4-mode emergency lighting】 Thank you very much! (^O^)