ITEM NAME:20pcs 455 KHz 455KHz Ceramic Resonator Use In Oscillator Circuits img *{margin:0;padding:0;.Standard Frequency: 455KHz. Designed for use in oscillator circuits. 5 x Ceramic Resonator. Frequency Deviation: ≤ ±0.4%. Size (Lx W x H): Approx. Storage Temperature Range: -40 ~ 85℃. Working Temperature Range: -20 ~ 80℃.