and that's with the rear screen on. A related aside, the OM-1 doesn't come with a battery charger as standard. Instead, it comes with a USB cable that you can use to charge
Battery Type : Li-ion Rechargeable : Yes Note:Our BLX1 battery works perfectly on the OM1 camera, has a power display, and can also be charged on the OM1 camera, but cannot be charged on the BCX-1. It is recommended that customers choose our charger!!
now letting you record around 90 mins of video or fire the shutter over 500 times. Unfortunately, the OM-1 doesn't come with an external battery charger; you have to leave it in the camera itself and plug it in with a USB cable to charge it unless you purchase an external charger ...