Item Specifics: Is_customized : Yes Brand Name : Noyafa Model Number : NF-816 Place of Origin : Shenzhen.China Tracing type: Underground, Buried wires and Other Hidden wires Length range:up to 1000 feet Depth range: up to 3 feet Power : 9V Alkaline battery Certificates: CE Warranty : 1 Year Main functions: 1. Trace and locate non-energized underground , in-wall wires and other hidden wires; 2. Enables cables to be located before drilling ; 3. Determining which receptacles are on specific circuits. 4. The detection range is 3 feet and cable length 1000 feet. 5. Widely applied in Pet fence and irrigation. 6. White LED Flash Light. Technical indexes: NF-816 Transmitter specifications Tone frequency: 200kHz The Max length distance: 1000 feet The Max depth distance: 3 feet The Max. working current: Less than 70mA Tone mode: 1 Tone Max. signal voltage: 15Vp-p Signal display: Signal tone, Antenna Battery type: DC9.0V（NEDA 1604/6F22) x 1pc Dimensions (LxWxD): 49 x 135 x 33mm NF-816 Receiver specifications Frequency: 200kHz The Max. working current: Less than 70mA Earphone jack: 1 Battery type: DC9.0V（NEDA 1604/6F22) x 1pc Dimensions (LxWxD): 43 x 168 x 27mm Packing List 1*Transmitter 1*Receiver 1*earphone wire 1*Manual, warranty card 1*The tool kit 2*9V battery