Rock Light High Power Long Life Rechargeable Emergency Light Lalten with Long Time Backup (2500mAh, Large) 5009 High quality Rechargeable 2000mAh Battery 360 degree light Foldable hook, Adjustable brightness Built in battery,50000 hours LED life Recharging time 8-10 hours & Backup 20 Hours Rock Light Rechargeable LED Lantern is the brightest LED Lantern that Rock Light has to offer. The lantern is made of 35 LED lights, which have a life of upto 50,000 hours. Its operating time of 15-20 hours of strong/dim light respectively, and a full 360° light coverage, makes it the optimum choice for power failures and camping trips. The lithium battery is lightweight and easy to replace, with a recharging time of just upto 8-10 hours, thus saving power as well as enhancing the battery life of the lantern. The adjustable brightness knob ensures that you have the exact amount of light that you require. Its standby light is handy for indications of power failure, as it automatically lights up in case of one and is self sufficient to charge its own light. The foldable hook is an added advantage for you to use as per your need.