Battery life

attery

$C a p a c i t y r a t i n g o f b a t t e r y = 5 M i l l i A m p H o u r s$ $L o a d c u r r e n t = 2 M i l l i A m p s$

$B a t t e r y L i f e = 2.5$

$B L T = \frac{C a p a c i t y o ƒ b a t e r y}{L o a d c u r r e n t} * 0.707$