... series Remote Control System comes in with a pre-wired receiver and a 4, 6, 8, 10,12,14,16 ... has a range of characteristics:Tiny size and light weightAnti- interferingLong natural lifeFirm and durableImproving efficiencyImproving workshop safetyLong operation distance ... source of transmitter: 2×AA/AAA batteriesPower source of receiver: AC36V,AC110V,AC120V,AC220V,AC380V,AC/DC12V, AC/DC24VDimension ...