| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Sherlotronics Backup Power Supply. Our Intelligent Power Supply / Battery charger unit is designed to meet with international safety and certification standards. The unit has under and over voltage protection and is double fuse-protected. A truly Great New Product for all your 12V battery backup systems.