How to replace the remote control battery

Unscrew the battery compartment on the remote control. Loosen the base and pull to remove the battery.
Replace with battery type CR 2032.
Do not install backwards or short circuit the batteries.
Do not attempt to dismantle or charge the batteries. Keep away from fire.
Warning: Batteries can be dangerous, refer to your user manual or online at www.dyson.com/support for full details.