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suitable for 4 x AA batteries
Repeatable Trigger
A piezo is an electronic device (sensor) that generates a voltage when it's physically deformed by a vibration
TB67S109AFTG is 2nd generation micro-step stepping motor driver
You send location by sms message
NFC Coin NFC215 (13.56 mHz) 25mm white 3 hole joining suitable for 4 x AANFC Coin with NXP chip type NFC 215 and 13. 56mHz frequency. The Coin is 25mm diameter made of PVC. You can print on it and also it is water proof Features Chip: NXP NTG215 Lockable : YES Protocol: ISO14443A Working Frequency: 13. 56 MHZ Reading and writing distance: 1 to 3 cm Memory: 540 Bytes NFC IC reader writer NFC Enable Phone Material: inkjet PVC Compatible to any kinds of ink Color: white Size: 25mm