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indont know what that is but the idea is to have the device charging while it is powering my laptop, its just to keep the laptop charged while the van isnt powering it

lol that made me laugh. its for when im away out of the van on site, im a network engineer and have some cisco equipment in the back

it has a 230v inverter that will last 4hrs max but i dont use that, i use the inbuilt scar socket 12v it has oneof them.

i drive about 25hrs a week and the booster battery device is to keep my van cctv laptop charged during my jurney and at night so it needs constant charging, i chose 33amp one because it'll go further than 17amp battery

i should say the ac plug charger unit output says 480ma 16v but i dont know what the car socket is, i only know its 12v i have a universal laptop charger that has a car cigerette power socket input and i can select between 20-12v 80watts but mine is broke and stuck on 19v and i blew the lapoo...

hello i have a 33amp/hr (does that make sense it says something like that on the box) , i would like to charge it using the car cigerette socket the charger has a plug thats output says "16v 480ma" but the cigerette outlet is 12v. The unit lights up and appears to be charging, my questiin is...