Run times will vary depending on ambient conditions and the power output of your lights. Broadly speaking you can expect between 2.5 and 3 hours on a 900 lumen output light. However these are lithium-ion batteries. Lithium-ion provides very high power over extended periods of time and they are also flexible in terms of re-charging. However they are similar to the batteries in laptops and mobile phones. We provide instructions on how to charge, frequency etc but one of the features of this type of battery is that their output will diminish over time – as laptop and mobile phone batteries do.
