Note: 1. When work in places with loud noise, you can connect a 3.5mm earphone to the headset jack of receiver. 2. Do not use if the instrument is damaged or the case is fractured. 3. Do not test high voltage cable circuit(e.g.220V) 4. Without battery cover please do not use instrument. 5. Please read the instruction clearly to avoid burning or electric shock before using this item. General Parameters: Temperature Operating temperature: 32 ¡ãF ~ 104 ¡ãF, maximal 80% relative humidity (non-condensing) Storage temperature:14 ¡ãF ~ 122¡ãF, maximal 80% relative humidity (non-condensing, battery not included) Altitude: Anti-explosion rating: IP 40 Distance of emitting signal: £¾3000m Battery(not include) £º Emitter: 6F22/9V; receiver: 6F22/9V Specification: Weight: 240g Size: Emitter: 5x2.5x1.2 inches Receiver: 8.1x1.6x1.2 inches Package Included: 1 x Emitter 1 x Receiver 1 x RJ11 adapter cable 1 x RJ45 adapter cable 1 x Clip adapter cable 1 x Instruction
