... 1,For IC circuit,LED 2, 3.6v 450mah 3,Customization made 4,CE&ROHS 3.6v 450mah nimh button cell rechargeable 1,For IC circuit ... ,LED2, 3.6v 450mah3,Customization made 4,CE&ROHS OEM ... &OBM&ODM5,Chemistry:Nickel metal hydride6,3.6v battery pack7,wire and leads connectionThe feature below:1, Deep cycle ...