|Payment Terms:||T/T,Western Union|
|Supply Ability:||1000000.0 Piece/Pieces per Month|
|Place of Origin:||Guangdong China|
|Applicable model:||wireless wristband key|
|Product Name:||competitive price TM wireless wristband Key for door lock|
|Key words:||wristband key|
|Shipping ways:||DHL EMS etc|
|Packaging Detail:||one case has 5000pcs,the weight of the case is 25kg,the size of the case is 440*400*225mm|
The TM1990A Serial Number iButton is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a ground return.Every TM1990A is factory lasered with a guaranteed unique 64-bit registration number that allows for absolute traceability. The durable stainless-steel iButton package is highly resistant to environmentalhazards such as dirt, moisture, and shock. Its compact coin-shaped profile is self-aligning with mating receptacles, allowing the TM1990A to be used easily by human operators. Accessories permit the TM1990A iButton to be mounted on almost any object, including containers, pallets, and bags
Common iButton Features
Can Be Read in Less Than 5ms
Operating Range: 2.8V to 6.0V, -40°C to +85°C
one case has 2500pcs cards,the weight of the case is 12kg,the size of the case is 410*220*220mm.
Delivery time:2 to 5days,iut depends on the quantity.