The Routesafe RS01 is  specifically designed for use with time lapse cameras and long term projects.

 The Routesafe RS01 is a large capacity battery specifically designed for long term projects.  It claims a massive 100 watts of power delivery and is housed in a hardwearing aluminium case.

 Unlike any conventional Li battery, this unit stays on regardless of the camera timer settings.

25,600mAh Lithium Ion battery.

Micro usb charger input and 5V USB switchable output.

Housed in a metal case and supplied with on/off switch and charging and battery level status LEDS.

Case size 165mm x 80mm x 25mm.