The Topcon BC-30 is a charger for Topcon BT-62Q, BT-61Q, BT-65Q, and BT-66Q batteries. It is compatible with a variety of Topcon total stations, including the GTS-230, GTS-240, and GPT-7000. The charger has an input voltage of 100 to 240V AC and an output voltage of 12.0V DC. It can charge a battery from empty to full in about 4 hours.
