bids are invited for node mcu , motor driver l293d , motor driver l298n , flame sensor , keyboard and mouse , jumper cable mm , jumper cable mf , jumper cable ff , mq 2 smoke sensor , mq 3 alcohol ethanol sensor , mq 4 methane natural gas sensor , mq 5 methane liquefied gas sensor , mq 6 liquefied petroleum gas sensor , mq 7 high corban monoxide sensor , mq 8 hydrogen gas sensor , mq 135 air quality sensor , copper tape , coin cell , temperature sensor lm35 , ultrasonic sensor , ir sensor , sound sensor , humidity sensor , potentiometer 5k ohm , 16x2 lcd display blue , breadboard 400 pin , breadboard 800 pin , capacitor kit , water pump module , 8x8 led matrix module , bluetooth hc05 , keypad 16 keys , buzzer , sound playback module , mechanic kit , otto bot , motion sensor , 37 in 1 sensor , soil moisture sensor , rain drop sensor , touch sensor , glue stick , colour sensor , small servo motor sg 90 , bo motor , gear box , amusement park , rack and pinion , junior kit , discovering motion kit , e circuit kit , 3d pen , arduino uno , arduino mega , arduino nano , linear voltage regulator 7805 , linear voltage regulator 7809 , linear voltage regulator 7812 , 9v battery rechargeable , 11.1v battery rechargeable , bo dual shaft motor , dual tape , led red , led green , led blue , led yellow , led white , led rgb , glue gun total quantity : 2241