Topcon BT-79Q Rechargeable Battery for RL-H5 Series Rotary Laser. Effective power source. Works with Topcon’s RL-H5A and RH-H5B lasers. NiMH rechargeable. Operates up to 60 hours. Voltage: 4.8 DC.
Topcon AD-17B Charger for RL-H5 Rotary Laser. Charges the BT-79Q battery. Compatible with the Topcon RL-H5A & RL-H5B Lasers. Input capacity: 100-240 VAC 50-60 Hz. Built for USA use
Topcon DB-79B Battery Holder for the RL-H5A and RL-H5B BT-79Q Rechargeable Battery.