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Modules
3.3V TTL / bluetooth low energy / HM-10
 
(3)
$3.88
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PCB size 37.3mm*15mm / 4-8V / mini-USB port
 
(75)
$0.85
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works w/ official Arduino boards
 
(6)
$2.64
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5V input / over-discharge / over-current protection
 
(13)
$0.91
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DC 5V / 237mm cable length
 
(1)
$2.34
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(166)
$0.87
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Arduino compatible
 
(4)
$1.79
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detects 20% to 90% relative humidity
 
(7)
$1.76
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measurement range: DC 2.5~30V
 
(145)
$1.87
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DC 0-100V measuring range / red/yellow/blue/green LED light / ships one of each color
$4.69 4-pk
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for Arduino / support iBeacon
$4.24
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TI CC2540 / CC2541 chip
$4.09
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red / Arduino compatible
 
(1)
$2.68
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Blue / Arduino compatible / Atmega328P-AU, 5V / 16MHz
 
(13)
$3.08
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(1)
$1.86
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support USB audio / microSD card
$5.25
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blue / Arduino compatible / comes with Dupont Wires
 
(3)
$1.08
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2*16 character backlit display
 
(9)
$4.09
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5V-12V TTL Control Signal
 
(2)
$1.62
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works w/ official Arduino boards
 
(3)
$2.01
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Arduino compatible / w/ keychain
$3.76
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dimensions: 40.5mm*21.3mm
 
(1)
$1.41
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blue / Arduino compatible
 
(2)
$1.63
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blue / 2~30cm detection distance
 
(1)
$0.90
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DC 2.4-30V / reverse polarity protection / blue LED light
$2.22
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max. output current: 2A
$5.16 10-pk
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LM2596DC-DC
 
(12)
$1.95
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with microSD Card Slot / Arduino compatible
 
(9)
$7.60
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Arduino compatible / 0 to 50'C / 20% to 90% RH
 
(5)
$1.56
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3-pin
 
(3)
$0.98
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red / w/ Dupont connection cable
 
(1)
$1.95
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DC 2.4-30V / green LED light
 
(12)
$1.39
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DC 2.4-30V / red LED light
 
(1)
$4.97 5-pk
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SPI interface / 0'C-1024'C measuring range / w/ cable
$3.65
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authentic
 
(1)
$2.23
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AT24CXX 32K I2C EEPROM memory / for AVR PIC 51 ARM
 
(4)
$4.55
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1.9~3.6V, size: 15 x 29mm
 
(3)
$1.33
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blue backlight / green board
 
(4)
$3.46
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