? 3V;? Long life;? 220mAh ;? Not rechargeable ;? Carded;? Comparable to Grainger(R) 4LW11, Interstate(R) LIT0155, RAYOVAC(R) KECR2032-1, Sony(R) CR2032-B1A, SportDOG(R) RFA-35, SportDOG(R) RFA-35-11 & Varta(R) 6032;