The products with waterproof,suits for the outdoor wireless long range projects. 1.2Ghz 4 Ways 5000mW Wireless AV Transmitter Kit(FOX-5D) Feature ... : Large output power,equipped fan in it,with waterproof,credibility,use for ... 's power apdapter included.1.2GHz transmitter receiver1.2Ghz 8CH Wireless AV Transmitter Kit(FOX-100A) 1.Purpose: It can ...