The Frezzi FLB-100 is a 3-stud mount (Anton Bauer) Lithium Ion battery offering a fuel gauge. It runs at 14.8 VDC with a 100Wh capacity.
The Frezzolini FLC-2 simultaneous dual lithium-ion charger and power supply is a charger for Anton Bauer 3-Stud batteries from Frezzolini. It will charge FLB-100/130/200 batteries and power equipment from a 4-Pin XLR output.