The Large PWR Bank is a battery for use with any product in the PWR range. Use this 10000mAh PWR Bank to power your PWR product, as a back up battery for you PWR product, or to charge your phone, watch, Garmin… whatever device you like. ONE BATTERY, MANY USES By using one interchangeable battery, the PWR range minimises the amount of equipment that you need to carry, reducing both the weight & bulk. 50% of the cost of many new electronic accessories is made up of the cost of the battery, so you can save money by purchasing a PWR Bank and the skins for the products you need, from bike lights, to lanterns, to headtorches to speakers. QUICK CHARGE, LONG LASTING The Large PWR Bank is a USB rechargeable Li-ion battery, with a charge time of 4 hours. Using its universal USB connection, the Small PWR Banks is not only able to provide power to the PWR range. It also serves as a power bank so you never need to be without power again, Whether you need to charge your phone, your lights or your Go-Pro… CHARGING YOUR PWR BANK: PWR Banks use a micro USB input to charge. Using the micro USB cable provided you can plug this into any powered USB port or USB wall plug charger. CHARGING DEVICES WITH YOUR PWR BANK: To charge a device, connect the device's charge cable to the female USB port on the front of the PWR Bank and plug the other end of the USB cable into an available powered USB port. Runtimes if paired with PWR Lighthead 2000L The Story Knog makes innovative products that inspire people to explore the great outdoors. Knog has been designing innovative products since 2002. We want to be with you in the rain, in the sun, lighting up dark laneways, helping you see, and helping you be heard. We design products so we’re with you on the town, on the road, and in the wilderness.