NOCO Sport 500A Lithium Jump Starter is a Charger, Maintainer & Desulfator able to detect and charge dead batteries as low as 1-volt, and the all-new Force Mode can detect and charge batteries down to zero volts! Incredibly powerful and compact, this kit includes a 40" USB to Micro USB Cable, Needle-Nose Battery Clamps & Storage bag. The GB20 is a portable, pocket sized jump starter, maintainer & desulfator for lead-acid 12-Volt batteries, up to 4L gas engines. It can safely jump start a dead battery in seconds; use on lawn mowers, cars, boats, motorcycles, ATV's and more! USB Power to recharge virtually any USB device, including Smartphones and tablets. The GB20 is powered by a High-Density NOCO Element lithium-ion battery that can hold its charge up to one year, and handle over 1,000 cycles. Ultra-Bright Tactical Grade Flashlight with 7 Modes, including SOS and Emergency Strobe. CE Certified. Rotary# 15359. For a Protective Carrying Case, see our item# NGBC013.