We will try to use 12V with an car battery, I have to buy the charger / battery, what to buy. I have 1 112 board and a rb532 with 4 Wireless (Atheros AR5213) 3unit 400mw 1 65mw.
then we have 5 ovislink 5460 for our b/g user (switc to rb532 board) if it works. and the cabel from the battery is 45 meters. how big battery do we have to use