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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Minew
  • Model Number: B4
  • Color: Blue
  • Waterproof: IP67
  • Certification: CE FCC RoHS
  • Battery: CR2016 Coin Battery, 85mAh
  • Support System: iOS 7.0 and Android 4.3 above
  • Chipset: Nordic Nrf51822
  • Transmission Range: 30 meters
  • Antenna: 50ohm
  • Battery lifetime: 3 months, with the default settings
  • Style: iBeacon Bracelet

Packaging & Delivery

Packaging Details Standard Package
Delivery Time Shipped in 48 Hours after Payment
Product Description

The Bracelet Beacon B4 has built-in BLE iBeacon technology and has a kid’s friendly elephant design. It is a smart bracelet to prevent children from going missing. You can monitor your child and get an alert when your child wanders away, so B4 smart bracelet makes sure you never lose sight of your child, even at the beach or in an amusement park.


- Programmed MiniBeacon standard firmware

- Included 1pc CR2016 coin battery

- The max. 30 meters advertising distance

- Ultra-low power consumption chipset nRF51822 with ARM core

- Easy to print the logo on the center of top case

Case Color
Other colors can be customized
Battery Model
1 x CR2016
1pc CR2016 coin battery, 85mAh, 3.0V
Operation Voltage
Transmission Circuit
10.5mA (Max.)
Tested at 0dBm transmission power
Transmission Range
30 meters
On board / PCB Antenna
Double adhesive
1pc, high-strength, 3M brand
201 x 32.4 x 11.5 mm
Customer Service

Shenzhen Minew Technologies Co., Ltd. (Minew for short) has been focusing on developing and manufacturing iBeacon, bluetooth key finder and other RF technology-based creative products and technical services. As a professional factory, Minew has got the ISO9001:2008 certification.

Our Service

After the sample iBeacon i8 arrived, SDK (iOS and Android) will be provided to help you complete your own APP development quick to market.
What's more, configuration APP (iOS and Android) and instruction also will be provided to you for the configuration beacons. Here below are the reference sceenshots of configuration APP.

Shipping Method :

DHL/ FedEx/ UPS/ TNT etc. within 4-8working days. 

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Company Profile

 Minewtech was established in 2007. We are an Apple Certified iBeacon/Google Eddystone Official/RFID(NFC)/Bluetooth Module/Key Finder manufacturer in Shenzhen, China.

• Leading IoT Hardware Manufacturer
• ISO9001:2008 Quality Management System Certified
• Professional R&D Team, Plenty of Products Line
• All Products compatible with CE, FCC, RoHs, ANATEL, Japan Radio Frequency Permit Certificates

Any question please contact skype:Sara.minew

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China (Mainland)
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Supplier Assessments:
136 Transactions 70,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $103,000
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