bids are invited for accesories raspberry pi high quality camera , fingerprint scanner , iris scanner , palm scanner , finger vein scanner , palm vein scanner , hand gesture reader , voice readers , multifaceted biometric scanner , hardware security module hsm , trusted platform modules tpm , smart card , usb token , micro sd , raspberry pi 4 development board , arduino development board , esp2 38pin development board , arm development board , nvidia kit , raspberry pi case , raspberry pi power supply , cable for arduino , power supply cable set with battery , breadboard power supply module , power adaptor , micro hdmi to hdmi chord , pl2303hxd 6pin usb ttl rs232 convert serial cable , ft232rl usb to ttl serial adapter module for arduino , adafruit 954 usb tottl serial cable raspberry pi , cp2102 usb 2point0 to ttl uart serial convertor module , usb eth ax88772b , usb to uart i2c spi jtag converter supports multiple interfaces compatible with 3point3v and 5v , bluetooth module , ethernet converter , gsm gprs module , 16 x 2 lcd panels , jumper wires , aluminium heat sink case , aluminium cooling heat sink , nfc reader writer , read write module kit , thermisto breadboard , nickel plated breadboard , cryptographic coprocessor biometric modality scanners, converters, interface modules, , l 1 fingerprint registered device scanners for bio - metric authentication (uidai) total quantity : 428