Built for Tough Conditions
The silicone material is waterproof, acid-proof, and alkali-proof, so it stands up to daily wear and messy environments.
- Envío gratis
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Por qué les encanta a los clientes
Your Rewritable Key to Seamless Access
This waterproof silicone wristband packs a rewritable 125KHz RFID chip, ready for access control, time tracking, and membership systems. Just program it with your data and wear it for effortless entry, payments, or identification.
- Rewritable T5577 chip compatible with EM4305, EM4200, T5557, and 5200 formats
- Operates at 125KHz with ISO 18000-2 protocol for broad compatibility
- Waterproof, acid-proof, and alkali-proof silicone material
- Comfortable, adjustable design fits most wrist sizes
- Works in extreme temperatures from -40°C to +85°C
- Ideal for public transport, parking, loyalty programs, and campus ID
Why You'll Love It
Extreme Temperature Ready
It works reliably in temperatures from -40°C to +85°C, making it suitable for both freezing winters and hot summers.
Comfortable All-Day Wear
The adjustable design fits most wrist sizes, so you can wear it comfortably through work, workouts, and everyday tasks.
Versatile Compatibility
The rewritable T5577 chip works with EM4305, EM4200, T5557, and 5200 formats, giving you flexibility across different systems.
Setup
How It Works
No electrician, no wiring, no fuss.
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Program Your Data
Write your access, payment, or identification data onto the rewritable T5577 chip using a compatible RFID writer.
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Wear It
Slip the comfortable, adjustable silicone wristband onto your wrist—it fits most sizes.
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Use It Everywhere
Tap or wave your wristband at compatible readers for seamless entry, payments, or identification.
Specs
The details that matter
Built to last outdoors, season after season.
- Chip
- Rewritable T5577
- Frequency
- 125KHz
- Protocol
- ISO 18000-2
- Material
- Silicone
- Temperature Range
- -40°C to +85°C
- Compatibility
- EM4305, EM4200, T5557, 5200
- Color Options
- White, Green, Black A, Yellow, Red, Blue
Comparison
Why Choose This Wristband
Not all products in this category are built the same.
Feature
SmartPicksWorld
Typical alternative
Chip Type
Rewritable T5577
Typical read-only chips
Format Compatibility
EM4305, EM4200, T5557, 5200
Single-format chips
Temperature Range
-40°C to +85°C
Standard 0°C to 50°C
Nuestra promesa de compra sin preocupaciones
Si tu pedido llega dañado, defectuoso o distinto a lo descrito, contáctanos en un plazo de 14 días y lo solucionaremos con un reemplazo o un reembolso.
Frequently asked questions
Everything you might want to know before you order.
What chip does this wristband use?
It uses a rewritable T5577 chip that operates at 125KHz with the ISO 18000-2 protocol.
Which RFID formats are compatible?
The chip is compatible with EM4305, EM4200, T5557, and 5200 formats for broad system compatibility.
Is the wristband waterproof?
Yes, the silicone material is waterproof, acid-proof, and alkali-proof, so it can handle wet or harsh conditions.
What temperatures can it withstand?
It works in extreme temperatures from -40°C to +85°C, making it suitable for a wide range of climates.
Will it fit my wrist?
The comfortable, adjustable design fits most wrist sizes, so you can wear it securely throughout the day.
What can I use it for?
It is ideal for access control, time tracking, membership systems, public transport, parking, loyalty programs, and campus ID.
Envíos y devoluciones
Envío
- Envío a Estados Unidos (según el país/región seleccionado).
- Entrega estimada: 3–15 días hábiles después del envío.
- Coste de envío: Gratis.
Devoluciones
Puedes solicitar una devolución dentro de 14 días después de la entrega. Las devoluciones estándar tienen una tarifa plana de envío de 4,00 € EUR (aproximadamente 4,66 $ USD), descontada del reembolso. El envío de devolución es gratuito si el artículo llegó dañado, defectuoso o incorrecto. Los artículos deben estar sin usar y en su embalaje original cuando sea posible. Contáctanos antes de enviar nada.