- BATTERY LIFE：
- STANDBY TIME:
- ALARM METHOD:
SPECIFICATION 1. General DescriptionKESL’s platform is a complete hardware-software system combining Bluetooth5.0 wireless communication and ESL tags, in-store
1. General Description
KESL’s platform is a complete hardware-software system combining Bluetooth5.0 wireless communication and ESL tags, in-store navigation, ultra-low power displays, merchandising supports and tools and server infrastructure (cloud, chain-store or in-store). KESL’s platform is open to the third-party technologies and enables interconnection with any situation software or system. It offers the flexibility you need to anticipate and overcome any challenge.
KESL042C series ESL tags with large high definition displays can be adapted to any sales scenarios. It supports extra large text, promotion, QR code or barcode and can be reused with no paper required. It can be used for different application, such as the retails, fruits & vegetable, hospital and work position card etc.
No light pollution
Black, White, Red, Yellow color available Li-Ion Batteries
Bluetooth 4.0 wireless communication 400x300 pixels full graphic, E-Paper displays Cloud or local Server based options
3.1 4.2 inch Electronic Shelf Label
4.2 inch (diagonal)
External (W x H x D)
4.05 x 3.62 x 0.31”
Visible screen area
(W x H)
83.0 x 62.0mm
3.27” x 2.44”
400 x 300 (120,000)
Black , White Bistable EPD (E-ink Display)
Black, White and Red
Bistable EPD (E-ink
Landscape or Portrait
Unit identifier Mac ID
Labeling on back
0°C to 50°C
+32°F to 122°F
-20°C to 70°C
-4°F to 158°F
Li-Ion Battery 850mAh, 3.0V replaceable
2~3yeas for one battery
2.4G Bluetooth 5.0 wireless
3.2 Access Point (AP)
2.4G BLE5.0/BLE4.0 wireless
Number of KGateway1C Cover
Each covers 500 ESLs
173.0 x 90.0 x 56.9mm
-10°C ~ + 60°C
DC +5.0V or POE
Port to Server
WIFI or Ethernet cable
3.3 Desk Stent
Standard unit available with white, blue, pink and
65.0 x 75.0 x 75.0mm
3.4 Crystal Stent
64 x 65×90mm
3.5 NdFeB Magnet
4. Product Series
Frame Color: White Display: Single Side Pixel Color: Black, White
Frame Color: White Display: Single Side
Pixel Color: Black, White and red
5. Why KESL Label ?
• KESL Cloud system is a cloud server based complete solution with hardware and auto-updating
• All ESL tags can be controlled anytime and anywhere with cloud server.
• All data can be shared on the cloud.
• We can provide API interface to the third-party, whom can strengthen management ability by
embedding our ESL into their own system, and providing more powerful, flexible and competitive solution to end customers.
• Combine ERP with ESL perfectly to make products
• Black on ‘paper-white’ electrophoretic E-Paper display (EPD) without any light pollution.
• Near 180° viewing angle with excellent readability.
Custom-made Template design
• It’s easy to edit and create display templates.
• You can use any font in your system. It also enable
any combination of text and images including QR code, Bar code, logos, pictures, etc.
• Negative explicit mode and special symbols are
• ESLs available in a range of different sizes and specifications to suit all requirements across an entire
• Monitoring. It will give a warning when it is out of power or be stolen.
• It can be customized with many functions to
enhance customers’ experience.
Bluetooth beacon function(Extensible)
• It can set and record the location of different commodities to facilitate the management. Error is
less than 1m.
• Can expand new functions by developing APP. For example, APP will choose the best way and guide
customers to the commodities that they are searching for.
How many ESLs can be managed？
It is no limit. But it will affect the updating speed if there are too many labels to be managed, so it’s better to put 200-400.
How long to receive the latest data for ESLs？
ESLs search for a new order every 20s. And they will carry on the new order. Thanks to the clock circuit, the ESLs can display required
Information in time.
How to establish relationship between ESL and AP？
ESL can search for the AP with the strongest single and connect with it.
And it will find a new one while the current single disappearing.
Is there a solution that can indicate the discount for customers with a certain distance?
Yes, there is. For example, we can provide both ESL with LED light and with RED Color.
What’s the next after I bought the ESL system?
1. Setting parameter of Access Point.
Please read related documents for details.
2. Binding MAC code and bar code.
That’s all, Plug & Play installation without other setting.