ry802c02

1.Handheld wireless emitter 2.Easy to learn ,easy to operate. 3.Each channel can control countless receivers. Function and parameter:1.Power supply:3v 2unit battery CR23252.Service life of battery:>3 years3.Each channel can control countless receivers4.Emission distance:50 meters outdoor,30meters indoor.5.Emission frequency:433.90MHz±100khz6.Emission power:60mv7.16-channel emitter. multi-function ...