bluetooth buzzer system

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... out on the market for its fast accurate reading speed, with advanced sensor, Support to put prefix or suffix before or after scanned data,turn on/...

..., Smart B2B Charger Battery To Battery Specification Main battery over-voltage Battery voltage>15.5V ,Charge off Battery voltage> boost ch...

... Portable Wireless Receipt Printer support both label and thermal printing Method Direct Thermal Emulation ESC/POS ,TSC Command Compatibl...

Heavy Duty Trucks High Quality Buzzer Parking Sensor 1. Separate buzzer alerting 2. With triangulation detection 3. Automatically ignores the bumper b...

Spy Camera Clock Nanny Cams 12 or 24Hr Switch, 130 Degree Wide Angle View Alarm with Buzzer The hidden camera Clock USB Charing Bluetooth Speaker is a...

... Integrated Machine , 2.8-inch LCD display Interaction Methods SK87E Qr Code Access Control Device Description: Network Options: Ethernet / W...

... Tracer GPS Locator Tag Alarm Wallet Key Pet Dog Tracker Tracking LSF01 Feature: - Ultra-low power consumption chipset nRF51822 ...

... modes: continuous mode, manual mode, auto close mode Feedback by LED indicator and 3. Built-in 512K memory can store more than ten thousand...

... Bar Code Reader Portable Image Barcode Scanner Support Screen Reading Product Specification: YHD-3600(2D) +2.4G+Wired Barcode Sc...

... frequency 134.2KHz/125KHz communication mode and USB package size 79*10*10cm screen 128*32 OLED continuous working time 12 hours G.W. 13...

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QR Code Scanner Handheld Wireless Blue tooth 2D Barcode Scanner Android Barcode Reader WCT-Q3 Bluetooth CCD barcode scanner that can read 1D & 2D barc...

do904 turbo boost sensor kit turbo boost gauge LCD screen rally gauge Description: The DO904 dashboard consists of the Monitor, the Data Processing Un...

Product video Our advantages Product description The SKY8000 series is a powerful tool in gas detection. It can precisely measure gases like O2, CO2, ...

Result light prompt ABS Breathalyzer For Testing Individuals For Lung Alcohol Content Mr black 2000 Alarm function Alcohol content exceeds the standar...

Car Motorcycle Taxi Truck 2G GPS Tracking Device 2g GPS Tracker For Africa MT200 is real time motorcycle gps tracker 2g multiple hidden gps tracker fo...

Main Features (Selling Point) Helps you find any lost thing in seconds, it's multi-functional smart device. 1. Proximity find your lost valuables 2. L...

..., Fast secondary connection. • three indicators: &LED & Vibration Motor. • support Instant upload Mode,Storage Mode. • Compatible with Andro...

DM300 Baby/Adult Multi-Function Digital Thermometer Infrared Forehead Thermometer Gun Main Features: - DM300 gun thermometer - Infrared detecting tech...