Total Output Power: 1000 Milliwatts
Effective distance: 20 to 40metres (in optimum conditions)
1 Watt total power, range up to 30 metres (in optimum conditions)
THIS IS NOT A CELL PHONE JAMMER, IT IS ONLY FOR GPS L1.

RF total power: 1 watt
- Block range: GPS L1 within 20 ~ 40m radius
- Handheld (Portable) Size and Aluminium Case
- Jammer battery life: Up to 2.5 hours
- Jammer uses internal rechargeable battery and a/c power or cigajack in car.
- Quick Charging: 3 - 4 hours
- Battery type: Internal rechargeable 3.6V 2500mA Ni-MH battery pack
- Supplied with a/c adapter and cigajack type adapter for car
- Size: 60 x 100 x 30 mm (weight: 500g (including battery)).