― Running out of iPhone battery while on way is very disappointing. Especially on iPhone which has many multimedia features. Actually, there are some tricks that iPhone battery can last longer. ∙ To save battery life on the iPhone, Anyun Gadget (quoted by PC Mag, Monday (08/09/2010), gives you eight tips below: ∙ 1. Turn off push notification featureThis feature will be biggest 'killer' battery in your iPhone. For some reason, application developers usually enable this feature. [...].