For Yokogawa AQ7275 AQ7270 BDR-15D 735022 OTDR
10.8V 2100mAh/22.68Wh
For Yokogawa OTDR AQ1200C/AQ1200E/1200X
7.2V 2170mAh/16WH
For YOKOGAWA S9185FA
3.6V
For YOKOGAWA S9548FA HHR-21AHF2A1
2.4V 1900mAh