Signel jammer - gps jammer with battery extender vs

Signel jammer,gps jammer with battery extender vs,Product Name: Cell Phone Signal Jammer Power Consumption: 1500W Power Supply: AC220 Output Frequency: 51dBm Dimensions: 385×410×240 Mm Net Weight: 25.9kgs Jamming Range: 100-500m Channel: 4...