1.cigarette safer becauseful 2.frequency: 58khz/8.2mhz 3. PC material 4. colour:transparent 5. lock:three balls, standard, cigarette safer1.Surface material: PP2. Lock: ABS3. Frequency: RF 8.2±0.3MHz(soft label); AM 58±0.2KHz(soft label)4. dimension:inside:294*108*56mm; outside:357*111.5*76mm5. Weight:247g retail sells RF cigarette safer