{"product_id":"smbtn01-mini-schumann-resonances-7-83hz-pure-sine-wave-ultra-low-frequency-sr-signal-generator-audio-resonator-external-batteryavailable","title":"SMBTN01 Mini Schumann Resonances 7.83Hz Pure Sine Wave Ultra Low Frequency SR Signal Generator Audio Resonator External BatteryAvailable","description":"\u003cp\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: times new roman,times,serif;\"\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003e SMBTN01 is a mini size 7.83Hz Pure Sine Wave Schumann Resonances designed and produced by eletechsup.  SMBTN01 is the battery version, it uses a LI-PO battery with PH2.0. Both of them can use the same shell.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eNote: Batteries need to be prepared by yourself, and the shell needs to be purchased separately\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 205);\"\u003ePlease contact us for more information!\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eHow to use: Connect the DC 5V power supply to the TYPC-C interface.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eVersion B (Battery Version)\u003c\/strong\u003e\u003cbr\u003eInput voltage: DC 5V(Type-c)\u003cbr\u003eBattery voltage:4.2V\/3.7V\u003cbr\u003eWorking current: 0.4MA\u003cbr\u003eWaveform: Sine wave(can't output Other waves)\u003cbr\u003ePower supply interface: TYPE-C\u003cbr\u003eFrequency: 7.83Hz sine wave\u003cbr\u003eSignal voltage amplitude: 3.3V\u003cbr\u003ePCB Board Size: 76*57*5MM\u003cbr\u003eWeight : 16g\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 255);\"\u003ehow to use:\u003cbr\u003e1 Insert a lithium battery with a PH2.0 interface into the battery port (you need to bring your own battery)\u003cbr\u003e2 Turn the switch to the ON position\u003cbr\u003e3 Use the TYEP-C power supply to charge the battery\u003cbr\u003e4 After fully charged, unplug the TYPE-C power supply.\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc03849f403154f4ba68dd5b624aa4ac5h.jpg\"\u003e\u003cbr\u003e\u003cbr\u003eNote:\u003cbr\u003e1 Version B requires batteries to work.\u003cbr\u003e2 It is recommended to use 1000-2000mAh LIPO batteries with PH2.0 interface\u003cbr\u003e3 Working current 0.4MA, theoretically 1000mAh can last 100 days\u003cbr\u003e4 Pay attention to the positive and negative poles of the battery\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S76597bde21d44e709268e67d2b1055a8H.jpg\"\u003e\u003cbr\u003eNormally, the product will work as long as you provide power\u003cbr\u003e(The battery version needs to connect the battery and turn the switch to ON)\u003cbr\u003eBut if you want to see the waveform:\u003cbr\u003ePlease use the oscilloscope probe to connect the two ends of the D2 diode for measurement.\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S49f7696865e24a098dec772ef22d1da3P.jpg\"\u003e\u003cbr\u003e\u003cbr\u003eShell:\u003cbr\u003eStyle: upper and lower cover\u003cbr\u003eOuter diameter: 80*60*20MM\u003cbr\u003eInner diameter: 76*57*17MM\u003cbr\u003eColor: transparent\u003cbr\u003eThickness: 1.2MM\u003cbr\u003eWeight: 20g\u003cbr\u003eMaterial: PS polystyrene\u003cbr\u003e\u003cbr\u003eHexagonal column\u003cbr\u003eMaterial: PA66 nylon\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S47fb58cc0063483e930e9a20556bcaddb.jpg\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Eletechsup Factory store ","offers":[{"title":"Orange","offer_id":46474132521117,"sku":"SMBTN01","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":46474132586653,"sku":"TB464","price":2.99,"currency_code":"USD","in_stock":true},{"title":"WHITE","offer_id":46474132619421,"sku":"TB463","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/SMFEM01_SMBTN01_1.jpg?v=1789052088","url":"https:\/\/eletechsup.com\/es\/products\/smbtn01-mini-schumann-resonances-7-83hz-pure-sine-wave-ultra-low-frequency-sr-signal-generator-audio-resonator-external-batteryavailable","provider":"Eletechsup Ready Stock Factory Store 6-10days to Worldwide","version":"1.0","type":"link"}