For Quad FM Tuner. Many original batteries may of been in a Blue Case. Lead Spacing:24.8mm. Battery Capacity:150mAh.
10x FUJI Fuji CR2/3 8.L 3V battery 2000mAh for PLC Memory Backup Power Supply
8pcs CR23500SE 3V 6000mAh Q7BAT with Plug for PLC memory backup power supply
5pcs XL-205F 3.6V 19000MAH Battery with Plug for PLC Memory Backup Power Supply
30pcs CR17450 3V 2400mAh Battery with Plug for Memory Backup Clock Power Supply
20pcs CR17450 3V 2400mAh Battery with Plug for Memory Backup Clock Power Supply