1) awulaknam venna be ithin.habai amp hour gaana godak adu nam slowly drain wenna puluwan man hithanne battery eka.ekada danne scene eka.
2) 12V 6AH or 5AH thama enne.
3) Battery awul athi machan wena ekak puluwannam daala gahala balanna.wade harinam aluth hoda ekak daanna :)