125kHz T5577 RFID Key Fob Proximity ID Token Label Rewritable(10PCS) (Black) Black industrial Upgraded Fits Most Arm Super

Upgraded Fits Most Arm Super flexible strap to fit larger stronger arm up to 16 inch - You shouldnt worry about finding a perfect fit since this sleeve bag comes with two slots and adjustable velcro stap fastenings to fit any arm size from 9" to 16'' including kids & women & men & athletic runners

Built in LED Torch Light

These heavy duty hooks not rust

and the door is very flexible to open and close

This is a four channels self-locking relay module

125kHz T5577 RFID Key Fob Proximity ID Token Label Rewritable(10PCS) (Black) Black industrial Upgraded Fits Most Arm Super125kHz T5577 RFID Key Fob Proximity ID Token Label Rewritable(10PCS) (Black) Chip: ATMEL T5577 (compatible with other universal 125kHz tags) Product Features Chip: ATMEL T5577 (compatible with other universal 125kHz tags) Note: You cannot add them to RFID locks directly. You must write data into them by a 125kHz RFID card writer before use. They are blank tags, no data inside. Frequency: 125kHz; Sensing Distance: 2. 5 to 10 cm (1 to 4 inch); Data