S J Security Systems Pvt. Ltd. Offers Mobile Jammer with Battery Indicator. Mobile Jammer with Battery Indicator has a radial jamming range of 3 metre. In-built rechargeable battery makes it economical and free to use anywhere. Mobile Jammer with Battery Indicator jams GSM, WLL, CDMA signals. It has ON/OFF indication and is useful to avoid disturbances due to mobiles in a meeting within a room.
