Overview: 1. Round button design, one key to turn on, adjust power. Fall asleep easily every day USB charging is convenient, can be connected to the computer's USB port, mobile power, power supply, and other charging methods, and the battery life is long. 2. The use of this product can stimulate the neurotransmitter of the cerebral cortex through microcurrent to regulate emotions, thereby promoting sleep. 3. Using this product, the hands can be properly stimulated, so that the same hand and brain frequencies can be used to relieve anxiety. 4. Small and convenient, you can take it with you. 5. Suitable for people with insomnia, overthinking, etc. Specification: Product material: ABS + stainless steel Battery capacity: 500mah Input voltage: DC 5V / 1A Working power: 0.5W Micro: USB charging interface

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Product condition: New1, high sensitivity, high stability, long life gas sensor2, response recovery is fast, response time 30 seconds3, large LCD display shows gas concentration and appliance status in real time4, GSM / GPRS intranet alarm system, support multi-channel alarm, such as SMS, central internet, Wi-Fi, 007mlz, NB-LOT, etc., to ensure that the alarm is stable and reliable5, support SMS, central remote control and settings6, GPRS is online in real time to get the latest device operating status at any time7, up to 5 predefined groups alarm calls, which can be set with its SMS switch respectivelyQuiescent current: less than 20mAAlarm current: less than 350mAGSM system: 850/900/1800/1900 MHzOperating temperature: 0 ℃ + 50 ℃Relative Humidity: ≦ 95% rhLow voltage battery prompt: 3.9 +/- 0.3 VWhite colourMaterial: ABSPackage contents:1 * natural gas alarm deviceOnly the contents of the above packaging, other products are not included.Note: Light shooting and different displays may cause the color of the item in the image to be slightly different from reality. The allowed measurement error is +/- 1-3 cm. RETURN POLICY:CJ will deal with incorrect or missing products as follows:a. For incorrect products, CJ offers a full refund or replacement.b. For products with wrong color, size which doesn't affect product function, etc., CJ offers refund or resend if you provide the screenshot of your clients' complaint which including name, content and date.c. For parts missing which doesn't affect product function, CJ may refund partially or resend the missing part; for parts missing which affect product function, CJ will resend the product only.d. For accessories, CJ will resend the accessories.Products can be returned to CJ China warehouses only. But we do not suggest returning products to our warehouses, because the international shipping cost is high and it takes at least 3 months to arrive at CJ China Warehouse. Most of them will be lost during the return. Also, most of the returned products will be damaged on the way.a. If you indeed want your buyer to return the products, please contact Wholesale2B for the same.b. Please return products within 10 days after receiving products.SHIP FROM : ChinaSHIP TO : USA, CANADAAverage Shipping days: 2

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