Det-Tronics 000499-142 DVR, 16 Camera, 500GB (GE Security) - Manual (Page 83)

Appendix A: Specifications
TruVision DVR 30 User Manual 79
Battery removal
The TVR 30 unit contains one 3 V Lithium battery. This battery can only be removed
by a recycling or service technician. The remote control comes with two AAA alkaline
batteries.
To remove the remote control batteries:
1. Detach the remote control’s back cover.
2. Replace the batteries with any standard AAA batteries.
3. Reattach the cover.
4. Dispose of the batteries as required by local ordinances or regulations.