... 4V,3.6V,4.8V, 40mAh,80mAh Over 400 cycle times Wide temp -20 to +45 degreeC CE,RoHS,ISO Applications Rechargeable ... NiMH button cell battery packs for torch & flashlight, LED Lights, emergency lighting, wireless microphone ... lifeQuick delivery Customized configurationsOEM serviceSmall order available NiMH Button Cell Battery Pack 3.6V40mAh,80mAh