Maxell ER6C AA 3.6V Mitsubishi FX2N/1N series PLC battery F2-40BL | eBay
Amazon.com: BAOBUTE 2Pcs ER6C AA PLC Battery 1800mah 3.6V Original MAXELL Replacement for FX F2-40BL FX1N PLC with Plug, ER6C AA/F2-40BL, 14*50.5mm : Health & Household
ER6C,PLC battery,Mitsubishi (Battery 1800mah | Shop by Machiibattery)